Bump MSTest.TestAdapter from 3.7.1 to 3.7.3 in /Source

Bumps [MSTest.TestAdapter](https://github.com/microsoft/testfx) from 3.7.1 to 3.7.3.
- [Release notes](https://github.com/microsoft/testfx/releases)
- [Changelog](https://github.com/microsoft/testfx/blob/main/docs/Changelog.md)
- [Commits](microsoft/testfx@v3.7.1...v3.7.3)

---
updated-dependencies:
- dependency-name: MSTest.TestAdapter
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Source/Ports/Tests/Ancient.Test/Ancient.Test.csproj

@@ -23,7 +23,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.7.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="3.7.3" />
     <PackageReference Include="MSTest.TestFramework" Version="3.7.1" />
   </ItemGroup>
 

Source/Ports/Tests/LibFlac.Test/LibFlac.Test.csproj

@@ -28,7 +28,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.7.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="3.7.3" />
     <PackageReference Include="MSTest.TestFramework" Version="3.7.1" />
   </ItemGroup>
 

Source/Ports/Tests/LibOgg.Test/LibOgg.Test.csproj

@@ -27,7 +27,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.7.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="3.7.3" />
     <PackageReference Include="MSTest.TestFramework" Version="3.7.1" />
   </ItemGroup>
 

Source/Ports/Tests/LibOpus.Test/LibOpus.Test.csproj

@@ -29,7 +29,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.7.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="3.7.3" />
     <PackageReference Include="MSTest.TestFramework" Version="3.7.1" />
   </ItemGroup>
 

Source/Ports/Tests/LibSidPlayFp.Test/LibSidPlayFp.Test.csproj

@@ -40,7 +40,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.7.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="3.7.3" />
     <PackageReference Include="MSTest.TestFramework" Version="3.7.1" />
   </ItemGroup>
 

Source/Ports/Tests/LibXmp.Test/LibXmp.Test.csproj

@@ -28,7 +28,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.7.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="3.7.3" />
     <PackageReference Include="MSTest.TestFramework" Version="3.7.1" />
   </ItemGroup>