Bump protobuf from 3.20.0 to 3.20.2

Bumps [protobuf](https://github.com/protocolbuffers/protobuf) from 3.20.0 to 3.20.2.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](protocolbuffers/protobuf@v3.20.0...v3.20.2)

---
updated-dependencies:
- dependency-name: protobuf
  dependency-type: direct:production
...

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

Author: dependabot[bot]

setup.py

@@ -18,7 +18,7 @@
         'tqdm>=4.64.0',
         'urllib3>=1.26.9',
         'hydra-core>=1.3.0',
-        'protobuf==3.20.0',
+        'protobuf==3.20.2',
         'loguru==0.6.0',
         'optuna==3.6.1',
         'ogb==1.3.6'