Enable MTP tests via MSBuild property (#9361)

* Enable MTP tests via MSBuild property

* Update Aspire.RepoTesting.props

Author: captainsafia

tests/Shared/RepoTesting/Aspire.RepoTesting.props

@@ -19,9 +19,8 @@
     <UseMicrosoftTestingPlatformRunner>true</UseMicrosoftTestingPlatformRunner>
     <TestingPlatformCaptureOutput>false</TestingPlatformCaptureOutput>
 
-    <!-- Workaround for VSCode issues, until it's figured out and resolved. -->
-    <!-- This basically causes Test Explorer in VS and VS Code to use VSTest -->
-    <DisableTestingPlatformServerCapability>true</DisableTestingPlatformServerCapability>
+    <!-- MTP-based tests are enabled in the repo. Change this to true to use VSTest. -->
+    <DisableTestingPlatformServerCapability>false</DisableTestingPlatformServerCapability>
     <OutputType Condition="$(MSBuildProjectName.EndsWith('.Tests'))">Exe</OutputType>
 
   </PropertyGroup>