Bump Verify from 20.4.0 to 20.5.0 in /src

Bumps [Verify](https://github.com/VerifyTests/Verify) from 20.4.0 to 20.5.0.
- [Release notes](https://github.com/VerifyTests/Verify/releases)
- [Commits](VerifyTests/Verify@20.4.0...20.5.0)

---
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.ImageMagick/Verify.ImageMagick.csproj

@@ -6,7 +6,7 @@
     <PackageReference Include="Argon" Version="0.7.2" />
     <PackageReference Include="Magick.NET-Q16-AnyCPU" Version="13.1.3" />
     <PackageReference Include="Polyfill" Version="1.23.0" PrivateAssets="all" />
-    <PackageReference Include="Verify" Version="20.4.0" />
+    <PackageReference Include="Verify" Version="20.5.0" />
     <PackageReference Include="ProjectDefaults" Version="1.0.91" PrivateAssets="all" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All" Condition="$(Configuration) == 'Release'" />
   </ItemGroup>