Revert the last cpp protobuf update and GCS reader support. #461

Job	Run time
call-workflow / Python 3.10 on ubuntu-22.04-arm	13m 12s
call-workflow / Python 3.13 on ubuntu-22.04-arm	14m 16s
call-workflow / Python 3.10 on ubuntu-22.04	15m 54s
call-workflow / Python 3.12 on ubuntu-22.04	18m 59s
call-workflow / Python 3.12 on ubuntu-22.04-arm	14m 4s
call-workflow / Python 3.11 on ubuntu-22.04-arm	13m 34s
call-workflow / Python 3.13 on ubuntu-22.04	18m 42s
call-workflow / Python 3.12 on macos-14	8m 26s
call-workflow / Python 3.11 on macos-14	9m 45s
call-workflow / Python 3.13 on macos-14	10m 11s
call-workflow / Python 3.11 on ubuntu-22.04	18m 55s
call-workflow / Python 3.10 on macos-14	10m 6s
call-workflow / publish-wheel	0s
	2h 46m 4s

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