insert new tpv2 which fixes following issue

microsoft/vstest#632
microsoft/vstest#844
microsoft/vstest#847
microsoft/vstest#840
microsoft/vstest#843

Author: faahmad

build/DependencyVersions.props

@@ -16,7 +16,7 @@
     <CLI_NuGet_Version>4.3.0-preview3-4168</CLI_NuGet_Version>
     <CLI_NETStandardLibraryNETFrameworkVersion>2.0.0-preview2-25331-02</CLI_NETStandardLibraryNETFrameworkVersion>
     <CLI_WEBSDK_Version>2.0.0-rel-20170518-512</CLI_WEBSDK_Version>
-    <CLI_TestPlatform_Version>15.3.0-preview-20170609-02</CLI_TestPlatform_Version>
+    <CLI_TestPlatform_Version>15.3.0-preview-20170618-03</CLI_TestPlatform_Version>
     <SharedFrameworkVersion>$(CLI_SharedFrameworkVersion)</SharedFrameworkVersion>
     <SharedHostVersion>$(CLI_SharedFrameworkVersion)</SharedHostVersion>
     <HostFxrVersion>$(CLI_SharedFrameworkVersion)</HostFxrVersion>