Bump Moq from 4.18.3 to 4.18.4

Bumps [Moq](https://github.com/moq/moq4) from 4.18.3 to 4.18.4.
- [Release notes](https://github.com/moq/moq4/releases)
- [Changelog](https://github.com/moq/moq4/blob/main/CHANGELOG.md)
- [Commits](https://github.com/moq/moq4/compare/v4.18.3...v4.18.4)

---
updated-dependencies:
- dependency-name: Moq
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Directory.Packages.props

@@ -58,7 +58,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageVersion>
-    <PackageVersion Include="Moq" Version="4.18.3" />
+    <PackageVersion Include="Moq" Version="4.18.4" />
     <PackageVersion Include="MSTest.TestAdapter" Version="3.0.1" />
     <PackageVersion Include="MSTest.TestFramework" Version="3.0.1" />
     <PackageVersion Include="coverlet.collector" Version="3.2.0" />