Bump xunit.runner.visualstudio from 3.1.0 to 3.1.4 (#318)

---
updated-dependencies:
- dependency-name: xunit.runner.visualstudio
  dependency-version: 3.1.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -11,7 +11,7 @@
     <PackageVersion Include="System.CodeDom" Version="9.0.8" />
     <PackageVersion Include="System.Runtime.Loader" Version="4.3.0" />
     <PackageVersion Include="xunit.runner.utility" Version="2.9.3" />
-    <PackageVersion Include="xunit.runner.visualstudio" Version="3.1.0" />
+    <PackageVersion Include="xunit.runner.visualstudio" Version="3.1.4" />
   </ItemGroup>
   <!-- Test dependencies -->
   <ItemGroup>