fix(deps): Update dependency grpcio-tools to v1.56.2 (#9)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [grpcio-tools](https://grpc.io) | patch | `==1.56.0` -> `==1.56.2` |

---

### Configuration

📅 **Schedule**: Branch creation - "before 4am on the first day of the month" (UTC), Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update again.

---

 - [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check this box

---

This PR has been generated by [Renovate Bot](https://togithub.com/renovatebot/renovate).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNi4yNi4xIiwidXBkYXRlZEluVmVyIjoiMzYuMjYuMSIsInRhcmdldEJyYW5jaCI6Im1haW4ifQ==-->

Author: cq-bot

requirements.txt

@@ -1,5 +1,5 @@
 black==23.7.0
-grpcio-tools==1.56.0
+grpcio-tools==1.56.2
 grpcio==1.56.2
 protobuf==4.23.4
 pyarrow==12.0.1