Bump Verify.NUnit from 21.3.0 to 22.1.1 in /src (#457)

Bumps [Verify.NUnit](https://github.com/VerifyTests/Verify) from 21.3.0 to 22.1.1.
- [Release notes](https://github.com/VerifyTests/Verify/releases)
- [Commits](https://github.com/VerifyTests/Verify/commits)

---
updated-dependencies:
- dependency-name: Verify.NUnit
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

src/Tests/Tests.csproj

@@ -7,7 +7,7 @@
     <PackageReference Include="NUnit" Version="3.13.3" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
-    <PackageReference Include="Verify.NUnit" Version="21.3.0" />
+    <PackageReference Include="Verify.NUnit" Version="22.1.1" />
     <ProjectReference Include="..\WaffleGenerator.Bogus\WaffleGenerator.Bogus.csproj" />
     <ProjectReference Include="..\WaffleGenerator\WaffleGenerator.csproj" />
     <PackageReference Include="ProjectDefaults" Version="1.0.100" PrivateAssets="all" />