Add `protoc`, `protoc-gen-php-grpc` and `tigerbeetle` software #38

Job	Run time
commit-linting	12s
yaml-linting	4s
markdown-linting	4s
coding-standards (ubuntu-latest, 8.1, locked)	14s
composer-linting (ubuntu-latest, 8.1, locked)	21s
	55s

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