fix(deps): update dependency protobuf to v7 #110

Job	Run time
Python Type Checking (mypy)	8s
Windows core-only	2m 51s
Diagram Render Smoke	1m 1s
Strict dimensional validation	1m 13s
Python Linting (ruff)	9s
Windows diagram-dot	3m 22s
Linux server-enabled	25s
Linux diagram-dot	47s
Linux core-only	1m 17s
Linux yaml	1m 35s
Linux json	1m 26s
version-sync / version-sync	8s
	14m 22s

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