Update prost-types requirement from 0.10.0 to 0.11.8

Updates the requirements on [prost-types](https://github.com/tokio-rs/prost) to permit the latest version.
- [Release notes](https://github.com/tokio-rs/prost/releases)
- [Commits](tokio-rs/prost@v0.10.0...v0.11.8)

---
updated-dependencies:
- dependency-name: prost-types
  dependency-type: direct:production
...

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

arrow-flight/Cargo.toml

@@ -32,7 +32,7 @@ base64 = { version = "0.13", default-features = false }
 tonic = { version = "0.7", default-features = false, features = ["transport", "codegen", "prost"] }
 bytes = { version = "1", default-features = false }
 prost = { version = "0.10", default-features = false }
-prost-types = { version = "0.10.0", default-features = false, optional = true }
+prost-types = { version = "0.11.8", default-features = false, optional = true }
 prost-derive = { version = "0.10", default-features = false }
 tokio = { version = "1.0", default-features = false, features = ["macros", "rt", "rt-multi-thread"] }
 futures = { version = "0.3", default-features = false, features = ["alloc"]}