Bump AWSSDK.DynamoDBv2 in /src in the awssdk group (#857)

Bumps the awssdk group in /src with 1 update: [AWSSDK.DynamoDBv2](https://github.com/aws/aws-sdk-net).


Updates `AWSSDK.DynamoDBv2` from 3.7.406.21 to 3.7.406.22
- [Release notes](https://github.com/aws/aws-sdk-net/releases)
- [Changelog](https://github.com/aws/aws-sdk-net/blob/main/SDK.CHANGELOG.MD)
- [Commits](https://github.com/aws/aws-sdk-net/commits)

---
updated-dependencies:
- dependency-name: AWSSDK.DynamoDBv2
  dependency-version: 3.7.406.22
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: awssdk
...

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Author: dependabot[bot]

src/NServiceBus.Persistence.DynamoDB/NServiceBus.Persistence.DynamoDB.csproj

@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup Label="Public dependencies">
-    <PackageReference Include="AWSSDK.DynamoDBv2" Version="3.7.406.21" />
+    <PackageReference Include="AWSSDK.DynamoDBv2" Version="3.7.406.22" />
     <PackageReference Include="NServiceBus" Version="9.2.7" />
   </ItemGroup>