Bump protobuf from 5.26.0 to 6.30.2#405

dependabot[bot] wants to merge 1 commit intomainbufbuild/protovalidate-python:mainfrom

dependabot/uv/protobuf-6.30.2bufbuild/protovalidate-python:dependabot/uv/protobuf-6.30.2Copy head branch name to clipboard