[BUG] UTBot doesn't properly handle wrong setting of Path to project on remote machine setting

[tyuldashev]

To reproduce

1. In the settings of UTBot set / as Path to project on remote machine
   

2. In UTBot menu invoke 'Configure project' - as result exception thrown:

java.nio.file.InvalidPathException: UNC path is missing sharename: /\tests
	at java.base/sun.nio.fs.WindowsPathParser.parse(WindowsPathParser.java:118)
	at java.base/sun.nio.fs.WindowsPathParser.parse(WindowsPathParser.java:77)
	at java.base/sun.nio.fs.WindowsPath.parse(WindowsPath.java:92)
	at java.base/sun.nio.fs.WindowsFileSystem.getPath(WindowsFileSystem.java:232)
	at java.base/java.nio.file.Path.of(Path.java:147)
	at java.base/java.nio.file.Paths.get(Paths.java:69)
	at org.utbot.cpp.clion.plugin.utils.PathUtilsKt.convertToRemotePath(PathUtils.kt:118)
	at org.utbot.cpp.clion.plugin.utils.PathUtilsKt.convertToRemotePathIfNeeded(PathUtils.kt:100)
	at org.utbot.cpp.clion.plugin.settings.UTBotAllProjectSettings.getConvertedTestDirPath(UTBotAllProjectSettings.kt:32)
	at org.utbot.cpp.clion.plugin.grpc.GrpcMessagingUtilsKt.getProjectContextMessage(GrpcMessagingUtils.kt:23)
	at org.utbot.cpp.clion.plugin.grpc.ConfigurationGrpcRequestsKt.getProjectConfigGrpcRequest(ConfigurationGrpcRequests.kt:14)
	at org.utbot.cpp.clion.plugin.client.requests.CheckProjectConfigurationRequest.<init>(CheckProjectConfigurationRequest.kt:19)
	at org.utbot.cpp.clion.plugin.actions.configure.ConfigureProjectAction.actionPerformed(ConfigureProjectAction.kt:11)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.doPerformActionOrShowPopup(ActionUtil.java:315)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.lambda$performActionDumbAwareWithCallbacks$4(ActionUtil.java:294)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.performDumbAwareWithCallbacks(ActionUtil.java:337)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.performActionDumbAwareWithCallbacks(ActionUtil.java:294)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.invokeAction(ActionUtil.java:516)
	at com.intellij.ui.popup.ActionPopupStep.performAction(ActionPopupStep.java:232)
	at com.intellij.ui.popup.ActionPopupStep.lambda$onChosen$1(ActionPopupStep.java:220)
	at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:105)
	at com.intellij.openapi.application.TransactionGuardImpl.performUserActivity(TransactionGuardImpl.java:94)
	at com.intellij.ui.popup.AbstractPopup.lambda$dispose$18(AbstractPopup.java:1543)
	at com.intellij.util.ui.EdtInvocationManager.invokeLaterIfNeeded(EdtInvocationManager.java:113)
	at com.intellij.ide.IdeEventQueue.ifFocusEventsInTheQueue(IdeEventQueue.java:180)
	at com.intellij.ide.IdeEventQueue.executeWhenAllFocusEventsLeftTheQueue(IdeEventQueue.java:133)
	at com.intellij.openapi.wm.impl.FocusManagerImpl.doWhenFocusSettlesDown(FocusManagerImpl.java:164)
	at com.intellij.ui.popup.AbstractPopup.dispose(AbstractPopup.java:1540)
	at com.intellij.ui.popup.WizardPopup.dispose(WizardPopup.java:162)
	at com.intellij.ui.popup.list.ListPopupImpl.dispose(ListPopupImpl.java:326)
	at com.intellij.ui.popup.PopupFactoryImpl$ActionGroupPopup.dispose(PopupFactoryImpl.java:266)
	at com.intellij.openapi.util.ObjectTree.runWithTrace(ObjectTree.java:126)
	at com.intellij.openapi.util.ObjectTree.executeAll(ObjectTree.java:158)
	at com.intellij.openapi.util.Disposer.dispose(Disposer.java:217)
	at com.intellij.openapi.util.Disposer.dispose(Disposer.java:205)
	at com.intellij.ui.popup.WizardPopup.disposeAllParents(WizardPopup.java:266)
	at com.intellij.ui.popup.list.ListPopupImpl.handleNextStep(ListPopupImpl.java:434)
	at com.intellij.ui.popup.list.ListPopupImpl._handleSelect(ListPopupImpl.java:406)
	at com.intellij.ui.popup.list.ListPopupImpl.handleSelect(ListPopupImpl.java:361)
	at com.intellij.ui.popup.PopupFactoryImpl$ActionGroupPopup.handleSelect(PopupFactoryImpl.java:278)
	at com.intellij.ui.popup.list.ListPopupImpl$MyMouseListener.mouseReleased(ListPopupImpl.java:618)
	at java.desktop/java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:298)
	at java.desktop/java.awt.Component.processMouseEvent(Component.java:6648)
	at java.desktop/javax.swing.JComponent.processMouseEvent(JComponent.java:3392)
	at com.intellij.ui.popup.list.ListPopupImpl$MyList.processMouseEvent(ListPopupImpl.java:694)
	at java.desktop/java.awt.Component.processEvent(Component.java:6413)
	at java.desktop/java.awt.Container.processEvent(Container.java:2266)
	at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5022)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2324)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4854)
	at java.desktop/java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4948)
	at java.desktop/java.awt.LightweightDispatcher.processMouseEvent(Container.java:4575)
	at java.desktop/java.awt.LightweightDispatcher.dispatchEvent(Container.java:4516)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2310)
	at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2802)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4854)
	at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:781)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:730)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:724)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:97)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:754)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:752)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
	at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:751)
	at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:918)
	at com.intellij.ide.IdeEventQueue.dispatchMouseEvent(IdeEventQueue.java:840)
	at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:763)
	at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$6(IdeEventQueue.java:450)
	at com.intellij.openapi.progress.impl.CoreProgressManager.computePrioritized(CoreProgressManager.java:791)
	at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$7(IdeEventQueue.java:449)
	at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:113)
	at com.intellij.ide.IdeEventQueue.performActivity(IdeEventQueue.java:624)
	at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$8(IdeEventQueue.java:447)
	at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:881)
	at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:493)
	at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:207)
	at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
	at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
	at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
	at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
	at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:92)

Expected
Whatever it can CLion should check settings right away in UTBot setting and not allow to save invalid setting.
If user still entered wrong value of this setting UTBot should show common error message with human readable description of the problem.