Bump MessagePack from 3.1.8 to 3.1.9 (#3332)

---
updated-dependencies:
- dependency-name: MessagePack
  dependency-version: 3.1.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

BervProject.WebApi.Boilerplate.AppHost/BervProject.WebApi.Boilerplate.AppHost.csproj

@@ -18,7 +18,7 @@
     <PackageReference Include="Aspire.Hosting.PostgreSQL" Version="13.5.4" />
     <PackageReference Include="Aspire.Hosting.Redis" Version="13.5.4" />
     <PackageReference Include="KubernetesClient" Version="19.0.2" />
-    <PackageReference Include="MessagePack" Version="3.1.8" />
+    <PackageReference Include="MessagePack" Version="3.1.9" />
     <ProjectReference Include="..\BervProject.WebApi.Boilerplate\BervProject.WebApi.Boilerplate.csproj" />
     <ProjectReference Include="..\BervProject.WebApi.Boilerplate.MigrationService\BervProject.WebApi.Boilerplate.MigrationService.csproj" />
   </ItemGroup>