chore(deps): Bump the grpc-compatible group across 1 directory with 2 updates

Bumps the grpc-compatible group with 2 updates in the / directory: [grpcio](https://github.com/grpc/grpc) and [grpcio-tools](https://github.com/grpc/grpc).


Updates `grpcio` from 1.80.0 to 1.81.1
- [Release notes](https://github.com/grpc/grpc/releases)
- [Commits](grpc/grpc@v1.80.0...v1.81.1)

Updates `grpcio-tools` from 1.80.0 to 1.81.1
- [Release notes](https://github.com/grpc/grpc/releases)
- [Commits](grpc/grpc@v1.80.0...v1.81.1)

---
updated-dependencies:
- dependency-name: grpcio
  dependency-version: 1.81.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: grpc-compatible
- dependency-name: grpcio-tools
  dependency-version: 1.81.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: grpc-compatible
...

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

Author: dependabot[bot]

pyproject.toml

@@ -11,8 +11,8 @@ requires = [
   # versions can't work with code that was generated with newer versions.
   # https://protobuf.dev/support/cross-version-runtime-guarantee/#backwards
   "protobuf == 6.33.5",
-  "grpcio-tools == 1.80.0",
-  "grpcio == 1.80.0",
+  "grpcio-tools == 1.81.1",
+  "grpcio == 1.81.1",
 ]
 build-backend = "setuptools.build_meta"