Bump Amazon.Lambda.Serialization.Json from 2.2.3 to 2.2.4 (#794)

Bumps [Amazon.Lambda.Serialization.Json](https://github.com/aws/aws-lambda-dotnet) from 2.2.3 to 2.2.4.
- [Changelog](https://github.com/aws/aws-lambda-dotnet/blob/master/RELEASE.CHANGELOG.md)
- [Commits](https://github.com/aws/aws-lambda-dotnet/commits)

---
updated-dependencies:
- dependency-name: Amazon.Lambda.Serialization.Json
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Directory.Packages.props

@@ -7,7 +7,7 @@
   <ItemGroup>
     <PackageVersion Include="Amazon.Lambda.AspNetCoreServer.Hosting" Version="1.7.1" />
     <PackageVersion Include="Amazon.Lambda.RuntimeSupport" Version="1.11.0" />
-    <PackageVersion Include="Amazon.Lambda.Serialization.Json" Version="2.2.3" />
+    <PackageVersion Include="Amazon.Lambda.Serialization.Json" Version="2.2.4" />
     <PackageVersion Include="AWSSDK.SQS" Version="3.7.400.3" />
     <PackageVersion Include="coverlet.msbuild" Version="6.0.2" />
     <PackageVersion Include="GitHubActionsTestLogger" Version="2.4.1" />