Bump MSTest.TestFramework from 3.6.4 to 3.7.3

Bumps [MSTest.TestFramework](https://github.com/microsoft/testfx) from 3.6.4 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@v3.6.4...v3.7.3)

---
updated-dependencies:
- dependency-name: MSTest.TestFramework
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

test/Hyperbee.Json.Cts/Hyperbee.Json.Cts.csproj

@@ -16,7 +16,7 @@
     </PackageReference>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="MSTest.TestAdapter" Version="3.6.4" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.6.4" />
+    <PackageReference Include="MSTest.TestFramework" Version="3.7.3" />
   </ItemGroup>
 
   <ItemGroup>

test/Hyperbee.Json.Tests/Hyperbee.Json.Tests.csproj

@@ -11,7 +11,7 @@
     <PackageReference Include="BenchmarkDotNet" Version="0.14.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="MSTest.TestAdapter" Version="3.6.4" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.6.4" />
+    <PackageReference Include="MSTest.TestFramework" Version="3.7.3" />
     <PackageReference Include="YamlDotNet" Version="16.3.0" />
   </ItemGroup>
   <ItemGroup>