build(deps): bump the examples-grpc-bridge group

Bumps the examples-grpc-bridge group in /examples/grpc-bridge/server with 3 updates: [github.com/golang/protobuf](https://github.com/golang/protobuf), [golang.org/x/net](https://github.com/golang/net) and [google.golang.org/grpc](https://github.com/grpc/grpc-go).


Updates `github.com/golang/protobuf` from 1.5.3 to 1.5.4
- [Release notes](https://github.com/golang/protobuf/releases)
- [Commits](golang/protobuf@v1.5.3...v1.5.4)

Updates `golang.org/x/net` from 0.21.0 to 0.23.0
- [Commits](golang/net@v0.21.0...v0.23.0)

Updates `google.golang.org/grpc` from 1.61.1 to 1.63.0
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.61.1...v1.63.0)

---
updated-dependencies:
- dependency-name: github.com/golang/protobuf
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: examples-grpc-bridge
- dependency-name: golang.org/x/net
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: examples-grpc-bridge
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: examples-grpc-bridge
...

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

examples/grpc-bridge/server/go.mod

@@ -3,7 +3,7 @@ module github.com/envoyproxy/envoy/examples/grpc-bridge/server
 go 1.13
 
 require (
-	github.com/golang/protobuf v1.5.3
-	golang.org/x/net v0.21.0
-	google.golang.org/grpc v1.61.1
+	github.com/golang/protobuf v1.5.4
+	golang.org/x/net v0.23.0
+	google.golang.org/grpc v1.63.0
 )