JIT

gh-142476: fix memory leak when creating JIT executors #4526

Job	Run time
Interpreter (Debug)	10m 7s
Free-Threaded (Debug) (21)	15m 38s
JIT without optimizations (Debug) (21)	11m 28s
JIT with tail calling interpreter (21)	3m 19s
i686-pc-windows-msvc/msvc (Release)	12m 26s
x86_64-apple-darwin/clang (Release)	19m 5s
x86_64-pc-windows-msvc/msvc (Debug)	20m 25s
aarch64-pc-windows-msvc/msvc (Debug)	24m 36s
aarch64-pc-windows-msvc/msvc (Release)	17m 34s
aarch64-apple-darwin/clang (Release)	9m 24s
aarch64-apple-darwin/clang (Debug)	12m 7s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 35s
x86_64-unknown-linux-gnu/gcc (Debug)	11m 16s
x86_64-pc-windows-msvc/msvc (Release)	11m 41s
x86_64-apple-darwin/clang (Debug)	28m 39s
x86_64-unknown-linux-gnu/gcc (Release)	7m 17s
aarch64-unknown-linux-gnu/gcc (Release)	6m 39s
i686-pc-windows-msvc/msvc (Debug)	21m 34s
	4h 10m 50s

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