Bump NUnit3TestAdapter from 6.2.0 to 6.3.0 (#490)

---
updated-dependencies:
- dependency-name: NUnit3TestAdapter
  dependency-version: 6.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

src/Directory.Packages.props

@@ -8,7 +8,7 @@
     <PackageVersion Include="MarkdownSnippets.MsBuild" Version="28.4.2" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.9.0" />
     <PackageVersion Include="NUnit" Version="4.6.1" />
-    <PackageVersion Include="NUnit3TestAdapter" Version="6.2.0" />
+    <PackageVersion Include="NUnit3TestAdapter" Version="6.3.0" />
     <PackageVersion Include="Polyfill" Version="11.2.0" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.180" />
     <PackageVersion Include="Verify" Version="32.0.0-beta.14" />