Update NUnit.Analyzers to 4.8.0

---
updated-dependencies:
- dependency-name: NUnit.Analyzers
  dependency-version: 4.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

docs/core/testing/snippets/order-unit-tests/csharp/NUnit.TestProject/NUnit.Project.csproj

@@ -11,7 +11,7 @@
     <PackageReference Include="NUnit" Version="4.3.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="5.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.0" />
-    <PackageReference Include="NUnit.Analyzers" Version="4.7.0">
+    <PackageReference Include="NUnit.Analyzers" Version="4.8.0">
         <PrivateAssets>all</PrivateAssets>
         <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>