build(deps): Bump AWSSDK.Kendra in the all group

Bumps the all group with 1 update: [AWSSDK.Kendra](https://github.com/aws/aws-sdk-net).


Updates `AWSSDK.Kendra` from 3.7.400.5 to 3.7.400.6
- [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.Kendra
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: all
...

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

src/Directory.Packages.props

@@ -3,7 +3,7 @@
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
   </PropertyGroup>
   <ItemGroup>
-    <PackageVersion Include="AWSSDK.Kendra" Version="3.7.400.5" />
+    <PackageVersion Include="AWSSDK.Kendra" Version="3.7.400.6" />
     <PackageVersion Include="DotNet.ReproducibleBuilds" Version="1.2.4" />
     <PackageVersion Include="Elastic.Clients.Elasticsearch" Version="8.14.2" />
     <PackageVersion Include="FluentAssertions" Version="6.12.0" />