JIT

gh-143732: add specialization for `FOR_ITER` #6413

Job	Run time
Interpreter (Debug)	13m 37s
Free-Threaded (Debug)	3m 19s
JIT with tail calling interpreter	4m 46s
x86_64-unknown-linux-gnu/gcc (Release)	8m 23s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 46s
x86_64-unknown-linux-gnu/gcc (Debug)	14m 18s
JIT without optimizations (Debug)	3m 31s
i686-pc-windows-msvc/msvc (Debug)	21m 54s
aarch64-apple-darwin/clang (Debug)	15m 57s
aarch64-pc-windows-msvc/msvc (Release)	18m 32s
x86_64-apple-darwin/clang (Debug)	30m 7s
aarch64-apple-darwin/clang (Release)	12m 38s
i686-pc-windows-msvc/msvc (Release)	14m 33s
aarch64-unknown-linux-gnu/gcc (Release)	6m 33s
x86_64-apple-darwin/clang (Release)	26m 11s
x86_64-pc-windows-msvc/msvc (Debug)	26m 51s
x86_64-pc-windows-msvc/msvc (Release)	15m 9s
aarch64-pc-windows-msvc/msvc (Debug)	25m 18s
	4h 30m 23s

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