chore(deps): bump grpcio from 1.65.1 to 1.66.2 in /key_words

Bumps [grpcio](https://github.com/grpc/grpc) from 1.65.1 to 1.66.2.
- [Release notes](https://github.com/grpc/grpc/releases)
- [Changelog](https://github.com/grpc/grpc/blob/master/doc/grpc_release_schedule.md)
- [Commits](grpc/grpc@v1.65.1...v1.66.2)

---
updated-dependencies:
- dependency-name: grpcio
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

key_words/requirements.txt

@@ -1,4 +1,4 @@
 textrank4zh==0.3
-grpcio==1.65.1
+grpcio==1.66.2
 grpcio-tools==1.65.1
 scipy==1.10.1