Bump NuGet.Protocol from 6.2.1 to 6.2.2 in /CodeGen (#1141)

Bumps [NuGet.Protocol](https://github.com/NuGet/NuGet.Client) from 6.2.1 to 6.2.2.
- [Release notes](https://github.com/NuGet/NuGet.Client/releases)
- [Commits](https://github.com/NuGet/NuGet.Client/commits)

---
updated-dependencies:
- dependency-name: NuGet.Protocol
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

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

Author: dependabot[bot]

CodeGen/CodeGen.csproj

@@ -11,7 +11,7 @@
 
   <ItemGroup>
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
-    <PackageReference Include="NuGet.Protocol" Version="6.2.1" />
+    <PackageReference Include="NuGet.Protocol" Version="6.2.2" />
     <PackageReference Include="Serilog" Version="2.11.0" />
     <PackageReference Include="Serilog.Sinks.Console" Version="4.0.1" />
     <PackageReference Include="System.CommandLine.DragonFruit" Version="0.2.0-alpha.19174.3" />