add support for net461 to Tests (#2274)

BASE/Test/Microsoft.ApplicationInsights.Test/Microsoft.ApplicationInsights.Tests/Microsoft.ApplicationInsights.Tests.csproj

@@ -2,7 +2,7 @@
   <Import Project="$(PropsRoot)\Test.props" />
   
   <PropertyGroup>
-    <TargetFrameworks>net452;net46;netcoreapp2.1;netcoreapp3.1;net5.0</TargetFrameworks>
+    <TargetFrameworks>net452;net46;net461;netcoreapp2.1;netcoreapp3.1;net5.0</TargetFrameworks>
     <TargetFrameworks Condition="$(OS) != 'Windows_NT'">netcoreapp2.1;netcoreapp3.1</TargetFrameworks>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
@@ -28,7 +28,7 @@
     <PackageReference Include="System.Runtime.InteropServices.RuntimeInformation" Version="4.3.0" />
   </ItemGroup>
   
-  <ItemGroup Condition="'$(TargetFramework)' == 'net452'  Or '$(TargetFramework)' == 'net46'">
+  <ItemGroup Condition="'$(TargetFramework)' == 'net452'  Or '$(TargetFramework)' == 'net46' Or '$(TargetFramework)' == 'net461' ">
     <PackageReference Include="Microsoft.Diagnostics.Tracing.TraceEvent" Version="2.0.30" />
     
     <Reference Include="Microsoft.CSharp" />