build(deps): update ttrpc requirement from 0.8.3 to 0.9.0

Updates the requirements on [ttrpc](https://github.com/containerd/ttrpc-rust) to permit the latest version.
- [Changelog](https://github.com/containerd/ttrpc-rust/blob/master/RELEASE.md)
- [Commits](containerd/ttrpc-rust@v0.8.3...v0.9.0)

---
updated-dependencies:
- dependency-name: ttrpc
  dependency-version: 0.9.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

crates/shim-protos/Cargo.toml

@@ -50,7 +50,7 @@ required-features = ["async"]
 [dependencies]
 async-trait = { workspace = true, optional = true }
 protobuf = "3.7.2"
-ttrpc = "0.8.3"
+ttrpc = "0.9.0"
 
 [build-dependencies]
 ttrpc-codegen = "0.6.0"