Uncomment MAUI platform settings in project file

Author: jfversluis

src/Controls/tests/ManualTests/Controls.ManualTests.csproj

@@ -5,6 +5,9 @@
     <!-- <UseMaui>true</UseMaui> -->
     <!-- Uncomment the below line to use the specified .NET MAUI version instead of the version provided by the installed workload -->
     <!-- <MauiVersion>9.0.100</MauiVersion> -->
+    <!-- Uncomment the below lines to use the specified (default new .NET MAUI app) platforms instead of a variable value from externally -->
+    <!-- <MauiManualTestsPlatforms>net9.0-android;net9.0-ios;net9.0-maccatalyst</MauiManualTestsPlatforms> -->
+    <!-- <MauiManualTestsPlatforms Condition="$([MSBuild]::IsOSPlatform('windows'))">$(MauiManualTestsPreviousPlatforms);net9.0-windows10.0.19041.0</MauiManualTestsPlatforms>-->
     <TargetFrameworks>$(MauiManualTestsPlatforms)</TargetFrameworks>
     <TargetFrameworks Condition=" '$(UseMaui)' != 'true' and '$(IncludePreviousTfms)' == 'true' ">$(TargetFrameworks);$(MauiManualTestsPreviousPlatforms)</TargetFrameworks>
     <OutputType>Exe</OutputType>