Merge pull request #955 from dotnet/update-tfm

update api test

Rx.NET/Source/tests/Tests.System.Reactive.ApiApprovals/Tests.System.Reactive.ApiApprovals.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net46</TargetFrameworks>
+    <TargetFrameworks>net461</TargetFrameworks>
     <NoWarn>$(NoWarn);CS0618</NoWarn>
     <DebugType>full</DebugType>
     <DebugSymbols>true</DebugSymbols>
@@ -36,8 +36,8 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.2.0" />
-    <PackageReference Include="xunit" Version="2.4.0-beta.2.build4010" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.0-beta.2.build4010" />
+    <PackageReference Include="xunit" Version="2.4.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.1" />
     <PackageReference Include="ApprovalTests" Version="3.0.14" />
     <PackageReference Include="DiffPlex" Version="1.4.4" />
     <PackageReference Include="PublicApiGenerator" Version="7.0.1" />