Apply override rules to iOS/Android test projects

Author: peppy

osu.Game.Tests.Android/osu.Game.Tests.Android.csproj

@@ -20,6 +20,9 @@
   <ItemGroup>
     <None Include="Properties\AndroidManifest.xml" />
   </ItemGroup>
+  <PropertyGroup>
+    <NoWarn>$(NoWarn);CA2007</NoWarn>
+  </PropertyGroup>
   <ItemGroup>
     <Compile Include="..\osu.Game.Tests\**\Beatmaps\**\*.cs">
       <Link>%(RecursiveDir)%(Filename)%(Extension)</Link>
@@ -74,4 +77,4 @@
     <PackageReference Include="Moq" Version="4.16.1" />
   </ItemGroup>
   <Import Project="$(MSBuildExtensionsPath)\Xamarin\Android\Xamarin.Android.CSharp.targets" />
-</Project>
+</Project>

osu.Game.Tests.iOS/osu.Game.Tests.iOS.csproj

@@ -21,6 +21,9 @@
       <Link>%(RecursiveDir)%(Filename)%(Extension)</Link>
     </Compile>
   </ItemGroup>
+  <PropertyGroup>
+    <NoWarn>$(NoWarn);CA2007</NoWarn>
+  </PropertyGroup>
   <ItemGroup Label="Project References">
     <ProjectReference Include="..\osu.Game\osu.Game.csproj">
       <Project>{2A66DD92-ADB1-4994-89E2-C94E04ACDA0D}</Project>
@@ -48,4 +51,4 @@
     <PackageReference Include="Moq" Version="4.16.1" />
   </ItemGroup>
   <Import Project="$(MSBuildExtensionsPath)\Xamarin\iOS\Xamarin.iOS.CSharp.targets" />
-</Project>
+</Project>