macOS

Expand to shareable_proc and shareable_lambda #10652

Job	Run time
make (check, macos-14, --with-jemalloc --with-opt-dir=$(brew --prefix jemalloc))	6m 16s
make (check, macos-15)	7m 18s
make (check, macos-14)	8m 3s
make (test-bundler-parallel, macos-14)	19m 23s
make (test-bundled-gems, macos-14)	7m 27s
make (check, macos-14, --with-gmp)	7m 21s
make (check, macos-14, --with-gcc=gcc-14)	9m 0s
make (test-all, --repeat-count=2, macos-14)	7m 36s
macOS result	2s
	1h 12m 26s

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