Relax `protobuf<5.0.0` restriction #11615

Job	Run time
lint-misc	12s
lint-frontend	1m 17s
build-data-server-pip (native, ubuntu-20.04, 1.65.0)	1m 15s
lint-python-flake8 (3.9)	12s
build-data-server-pip (native, macos-12, 1.65.0)	2m 6s
lint-python-flake8 (3.10)	17s
lint-python-yaml-docs	20s
build-data-server-pip (universal, ubuntu-20.04, 1.65.0)	10s
lint-python-flake8 (3.11)	11s
lint-rust (1.65.0, 0.16.1)	38s
build	0s
	6m 38s

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