Bump Microsoft.Data.SqlClient in /src/clustering/sharding-sqlserver

Bumps [Microsoft.Data.SqlClient](https://github.com/dotnet/sqlclient) from 5.2.0 to 5.2.1.
- [Release notes](https://github.com/dotnet/sqlclient/releases)
- [Changelog](https://github.com/dotnet/SqlClient/blob/main/CHANGELOG.md)
- [Commits](dotnet/SqlClient@V5.2.0...v5.2.1)

---
updated-dependencies:
- dependency-name: Microsoft.Data.SqlClient
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

src/clustering/sharding-sqlserver/SqlSharding.Sql.Host/SqlSharding.Sql.Host.csproj

@@ -14,7 +14,7 @@
 
     <ItemGroup>
         <PackageReference Include="Akka.Persistence.Sql.Hosting" Version="1.5.20" />
-        <PackageReference Include="Microsoft.Data.SqlClient" Version="5.2.0" />
+        <PackageReference Include="Microsoft.Data.SqlClient" Version="5.2.1" />
         <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="$(MicrosoftExtensionsVersion)" />
         <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="$(MicrosoftExtensionsVersion)" />
         <PackageReference Include="Petabridge.Cmd.Cluster" Version="$(PbmVersion)" />