Avoid having a separate global.json for template tests. (#63386)

Author: ilonatommy

src/ProjectTemplates/TestInfrastructure/PrepareForTest.targets

@@ -120,7 +120,7 @@
       <_FilesToCopy Include="$(LocalDotNetRoot)shared\**\*" DestinationRelativeFolder="shared\" />
       <_FilesToCopy Include="$(LocalDotNetRoot)sdk\**\*" DestinationRelativeFolder="sdk\" />
       <_FilesToCopy Include="$(SharedFrameworkLayoutRoot)\**\*" />
-      <_FilesToCopy Include="$(RepoRoot)\global.json" />
+      <_FilesToCopy Include="$(RepoRoot)\global.json" DestinationRelativeFolder="../" />
 
       <_DestinationFiles Include="@(_FilesToCopy->'$(TemplateTestDotNetRoot)%(DestinationRelativeFolder)%(RecursiveDir)%(Filename)%(Extension)')" />
     </ItemGroup>