chore: update tonic-build requirement from 0.13 to 0.14

Updates the requirements on [tonic-build](https://github.com/hyperium/tonic) to permit the latest version.
- [Release notes](https://github.com/hyperium/tonic/releases)
- [Changelog](https://github.com/grpc/grpc-rust/blob/master/CHANGELOG.md)
- [Commits](grpc/grpc-rust@v0.13.0...tonic-build-v0.14.6)

---
updated-dependencies:
- dependency-name: tonic-build
  dependency-version: 0.14.6
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.toml

@@ -111,7 +111,7 @@ tokio = { version = "1.35.0", features = ["full"] }
 tokio-stream = { version = "0.1.11", features = ["net"] }
 toml = "0.8"
 tonic = { version = "0.13", features = ["transport", "codegen", "tls-native-roots"] }
-tonic-build = "0.13"
+tonic-build = "0.14"
 tonic-reflection = "0.13"
 watcher = "0.5.0"