chore: pin GitHub Actions to commit SHAs #72

Job	Run time
Build release artifacts (macos-15-intel, x86_64-darwin)	6m 50s
Build release artifacts (macos-latest, arm64-darwin)	4m 6s
Build release artifacts (ubuntu-22.04-arm, arm64-linux)	2m 54s
Build release artifacts (ubuntu-22.04, x86_64-linux)	3m 20s
Create and push multi-arch manifest (${{ matrix.variant }})	0s
Build Docker image for ${{ matrix.platform }}	-10s
build:required	2s
Create release	0s
	17m 2s

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