macOS

briefly defer yielding the thread/gvl #695

Job	Run time
make (check, macos-14)	5m 50s
make (check, macos-14, --with-jemalloc --with-opt-dir=$(brew --prefix jemalloc))	5m 20s
make (test-bundled-gems, macos-14)	8m 24s
make (check, macos-14, --with-gcc=gcc-14)	11m 3s
make (test-bundler-parallel, macos-14)	27m 54s
make (check, macos-15)	8m 36s
make (check, macos-14, --with-gmp)	7m 31s
make (test-all, --repeat-count=2, macos-14)	10m 27s
macOS result	4s
make (check, macos-14)	5m 50s
make (check, macos-14, --with-jemalloc --with-opt-dir=$(brew --prefix jemalloc))	9m 2s
make (check, macos-14, --with-gmp)	7m 31s
make (check, macos-15)	8m 36s
make (test-bundled-gems, macos-14)	8m 24s
make (test-all, --repeat-count=2, macos-14)	10m 27s
make (test-bundler-parallel, macos-14)	27m 54s
make (check, macos-14, --with-gcc=gcc-14)	11m 3s
macOS result	3s
	2h 53m 59s

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