Bump the dotnet group with 3 updates (#46656)

Bumps Microsoft.NET.Test.Sdk from 17.13.0 to 17.14.1
Bumps MSTest.TestAdapter from 3.8.3 to 3.9.1
Bumps MSTest.TestFramework from 3.8.3 to 3.9.1

---
updated-dependencies:
- dependency-name: Microsoft.NET.Test.Sdk
  dependency-version: 17.14.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dotnet
- dependency-name: MSTest.TestAdapter
  dependency-version: 3.9.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dotnet
- dependency-name: MSTest.TestFramework
  dependency-version: 3.9.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dotnet
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

docs/core/tutorials/snippets/library-with-visual-studio/vb/StringLibraryTest/StringLibraryTest.vbproj

@@ -7,9 +7,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.8.3" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.8.3" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="3.9.1" />
+    <PackageReference Include="MSTest.TestFramework" Version="3.9.1" />
     <PackageReference Include="coverlet.collector" Version="6.0.4" />
   </ItemGroup>