Bump NUnit.Analyzers from 4.9.2 to 4.12.0

---
updated-dependencies:
- dependency-name: NUnit.Analyzers
  dependency-version: 4.12.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

WellKnownDataTypes-Tests/WellKnownDataTypes-Tests.csproj

@@ -14,7 +14,7 @@
 	<ItemGroup>
 		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
 		<PackageReference Include="NUnit" Version="4.3.2" />
-		<PackageReference Include="NUnit.Analyzers" Version="4.9.2">
+		<PackageReference Include="NUnit.Analyzers" Version="4.12.0">
 			<PrivateAssets>all</PrivateAssets>
 			<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
 		</PackageReference>