JIT

gh-142476: fix memory leak when creating JIT executors #4548

Job	Run time
Interpreter (Debug)	10m 8s
JIT with tail calling interpreter (21)	3m 21s
Free-Threaded (Debug) (21)	15m 24s
JIT without optimizations (Debug) (21)	11m 22s
i686-pc-windows-msvc/msvc (Release)	12m 29s
x86_64-pc-windows-msvc/msvc (Debug)	22m 23s
x86_64-unknown-linux-gnu/gcc (Debug)	11m 20s
aarch64-pc-windows-msvc/msvc (Debug)	23m 53s
aarch64-unknown-linux-gnu/gcc (Release)	6m 33s
x86_64-apple-darwin/clang (Debug)	25m 9s
x86_64-unknown-linux-gnu/gcc (Release)	7m 10s
x86_64-apple-darwin/clang (Release)	26m 38s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 41s
aarch64-pc-windows-msvc/msvc (Release)	18m 4s
aarch64-apple-darwin/clang (Debug)	11m 42s
x86_64-pc-windows-msvc/msvc (Release)	12m 8s
i686-pc-windows-msvc/msvc (Debug)	21m 38s
aarch64-apple-darwin/clang (Release)	11m 9s
	4h 18m 12s

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