test: Stabilize release filesystem lifecycle tests #109

Job	Run time
release	1m 31s
build_and_package_macos (x64, macos-14)	42s
mcp_registry	48s
build_and_package_macos (arm64, macos-14)	49s
build_universal_and_verify	1m 53s
publish_portable_assets	31s
update_homebrew_tap	26s
	6m 40s

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