Bump protobuf from 5.29.2 to 5.29.3

Bumps [protobuf](https://github.com/protocolbuffers/protobuf) from 5.29.2 to 5.29.3.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](protocolbuffers/protobuf@v5.29.2...v5.29.3)

---
updated-dependencies:
- dependency-name: protobuf
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements.txt

@@ -6,7 +6,7 @@ jupyter==1.1.1
 jupyterlab-code-formatter==3.0.2
 nbconvert==7.16.5
 notebook==7.3.2
-protobuf==5.29.2
+protobuf==5.29.3
 senzing==0.2.0
 senzing-grpc==0.3.8
 setuptools==75.7.0