JIT

gh-145235: Make dict watcher API thread-safe for free-threaded builds #5397

Job	Run time
JIT with tail calling interpreter	4m 28s
Interpreter (Debug)	12m 8s
aarch64-apple-darwin/clang (Debug)	15m 56s
x86_64-apple-darwin/clang (Release)	23m 49s
x86_64-pc-windows-msvc/msvc (Release)	15m 6s
i686-pc-windows-msvc/msvc (Release)	15m 14s
x86_64-unknown-linux-gnu/gcc (Release)	7m 58s
aarch64-pc-windows-msvc/msvc (Release)	20m 54s
Free-Threaded (Debug)	3m 40s
x86_64-unknown-linux-gnu/gcc (Debug)	13m 38s
aarch64-apple-darwin/clang (Release)	13m 35s
x86_64-apple-darwin/clang (Debug)	25m 23s
JIT without optimizations (Debug)	3m 32s
x86_64-pc-windows-msvc/msvc (Debug)	26m 30s
i686-pc-windows-msvc/msvc (Debug)	29m 38s
aarch64-pc-windows-msvc/msvc (Debug)	24m 15s
aarch64-unknown-linux-gnu/gcc (Release)	6m 44s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 40s
	4h 31m 8s

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