Bump Grpc.Tools from 2.47.0 to 2.48.0 (#762)

Bumps [Grpc.Tools](https://github.com/grpc/grpc) from 2.47.0 to 2.48.0.
- [Release notes](https://github.com/grpc/grpc/releases)
- [Changelog](https://github.com/grpc/grpc/blob/master/doc/grpc_release_schedule.md)
- [Commits](https://github.com/grpc/grpc/commits)

---
updated-dependencies:
- dependency-name: Grpc.Tools
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

src/discovery/azure/Akka.Discovery.Azure/Akka.Discovery.Azure.csproj

@@ -15,7 +15,7 @@
       <PackageReference Include="Akka.Hosting" Version="$(AkkaHostingVersion)" />
       <PackageReference Include="Azure.Data.Tables" Version="12.6.1" />
       <PackageReference Include="Google.Protobuf" Version="3.21.5" />
-      <PackageReference Include="Grpc.Tools" Version="2.47.0">
+      <PackageReference Include="Grpc.Tools" Version="2.48.0">
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         <PrivateAssets>all</PrivateAssets>
       </PackageReference>