Update tonic-build requirement from 0.9 to 0.11 in /spire-api

Updates the requirements on [tonic-build](https://github.com/hyperium/tonic) to permit the latest version.
- [Changelog](https://github.com/hyperium/tonic/blob/master/CHANGELOG.md)
- [Commits](hyperium/tonic@v0.9.0...v0.11.0)

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

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

spire-api/Cargo.toml

@@ -28,7 +28,7 @@ tower = { version = "0.4", features = ["util"] }
 once_cell = "1.18"
 
 [build-dependencies]
-tonic-build = { version = "0.9", default-features = false, features = ["prost"] }
+tonic-build = { version = "0.11", default-features = false, features = ["prost"] }
 prost-build = "0.11"
 anyhow = "1.0.65"