Update protobuf requirement from ==3.20.* to ==4.22.* in /docker/openproblems-python-tensorflow

[dependabot[bot]]

Updates the requirements on protobuf to permit the latest version.

Commits

• a847a8d Updating version.json and repo version numbers to: 22.0
• 52e435d Merge pull request #11970 from deannagarcia/updateDeps
• d327259 Update UPB dep
• 8d7b4e6 Merge pull request #11946 from protocolbuffers/cp-enum-closed-comment
• a594141 Document known quirks of EnumDescriptor::is_closed() when importing across fi...
• b7f7171 Merge pull request #11944 from protocolbuffers/gha-port-22.x
• d39aeac Fixing broken rust package
• 9a5e86d Run continuous tests hourly to boost statistics for analysis
• de8bb71 [ObjC] CI dbg & opt macOS bazel builds.
• a3970ef Stop using 'push' event to determine privileged post-submit runs.
• Additional commits viewable in compare view

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[github-actions[bot]]

[dependabot[bot]]

Dependabot tried to update this pull request, but something went wrong. We're looking into it, but in the meantime you can retry the update by commenting @dependabot rebase.

[dependabot[bot]]

Dependabot tried to update this pull request, but something went wrong. We're looking into it, but in the meantime you can retry the update by commenting @dependabot rebase.

[dependabot[bot]]

Superseded by #877.