Bump Google.Protobuf from 3.33.4 to 3.33.5 (#51)

---
updated-dependencies:
- dependency-name: Google.Protobuf
  dependency-version: 3.33.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -3,7 +3,7 @@
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
   </PropertyGroup>
   <ItemGroup>
-    <PackageVersion Include="Google.Protobuf" Version="3.33.4" />
+    <PackageVersion Include="Google.Protobuf" Version="3.33.5" />
     <PackageVersion Include="protobuf-net" Version="3.2.56" />
   </ItemGroup>
 </Project>