macOS

Fix memory leak of Ractor basket when sending to closed Ractor #645

Job	Run time
make (test-all, --repeat-count=2, macos-14)	11m 24s
make (check, macos-14, --with-jemalloc --with-opt-dir=$(brew --prefix jemalloc))	7m 4s
make (check, macos-13)	10m 26s
make (check, macos-14, --with-gmp)	6m 39s
make (test-bundler-parallel, macos-14)	22m 20s
make (test-bundled-gems, macos-14)	8m 57s
make (check, macos-14)	10m 52s
make (check, macos-15)	6m 56s
make (check, macos-14, --with-gcc=gcc-14)	7m 7s
macOS result	3s
	1h 31m 48s

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