Bump protobuf from 3.20.3 to 6.30.2

Bumps [protobuf](https://github.com/protocolbuffers/protobuf) from 3.20.3 to 6.30.2.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](protocolbuffers/protobuf@v3.20.3...v6.30.2)

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

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

Author: dependabot[bot]

poetry.lock

@@ -32,7 +32,7 @@ xian-node = "xian.cli:main"
 
 [tool.poetry.dependencies]
 python = "3.11.11"
-protobuf = "3.20.3"
+protobuf = "6.30.2"
 colorlog = ">=3.1.4"
 certifi = ">=2022.12.7"
 pyflakes = "*"