Change platform deps on 2019-12 M3 (RC1 is buggy)

features/org.jkiss.dbeaver.rcp.feature/feature.xml

@@ -82,7 +82,8 @@
     <plugin id="org.eclipse.equinox.preferences" download-size="0" install-size="0" version="0.0.0" unpack="false"/>
     <plugin id="org.eclipse.equinox.registry" download-size="0" install-size="0" version="0.0.0" unpack="false"/>
     <plugin id="org.eclipse.equinox.simpleconfigurator" download-size="0" install-size="0" version="0.0.0" unpack="false"/>
-    <plugin id="org.eclipse.equinox.util" download-size="0" install-size="0" version="0.0.0" unpack="false"/>
+<!--    Was removed in 2019-12? -->
+<!--    <plugin id="org.eclipse.equinox.util" download-size="0" install-size="0" version="0.0.0" unpack="false"/>-->
     <plugin id="org.eclipse.help" download-size="0" install-size="0" version="0.0.0" unpack="false"/>
     <plugin id="org.eclipse.jface" download-size="0" install-size="0" version="0.0.0" unpack="false"/>
     <plugin id="org.eclipse.jface.databinding" download-size="0" install-size="0" version="0.0.0" unpack="false"/>

pom.xml

@@ -15,8 +15,8 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.build.timestamp.format>yyyyMMddHHmm</maven.build.timestamp.format>
 
-        <!-- Eclipse release -->
-        <eclipse-p2-repo.url>http://download.eclipse.org/releases/2019-12</eclipse-p2-repo.url>
+        <!-- Eclipse release 2019-12 M3 -->
+        <eclipse-p2-repo.url>https://download.eclipse.org/releases/2019-12/201911081000</eclipse-p2-repo.url>
         <!-- DBeaver Maven dependencies (see product/localRepository for details) -->
         <local-p2-repo.url>https://dbeaver.io/eclipse-repo</local-p2-repo.url>