Bump Verify from 22.5.0 to 22.6.0 in /src

Bumps [Verify](https://github.com/VerifyTests/Verify) from 22.5.0 to 22.6.0.
- [Release notes](https://github.com/VerifyTests/Verify/releases)
- [Commits](https://github.com/VerifyTests/Verify/commits/22.6.0)

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

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

src/Verify.SourceGenerators/Verify.SourceGenerators.csproj

@@ -5,7 +5,7 @@
   <ItemGroup>
     <PackageReference Include="Argon" Version="0.13.0" />
     <PackageReference Include="Polyfill" Version="1.32.1" PrivateAssets="all" />
-    <PackageReference Include="Verify" Version="22.5.0" />
+    <PackageReference Include="Verify" Version="22.6.0" />
     <PackageReference Include="ProjectDefaults" Version="1.0.102" PrivateAssets="all" />
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.8.0" PrivateAssets="all" />
     <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4" PrivateAssets="all" />