JIT

gh-145866: Implement `POP_ITER` as macro op using `POP_TOP` #7003

Job	Run time
Interpreter (Debug)	10m 33s
aarch64-apple-darwin/clang (Release)	13m 39s
x86_64-apple-darwin/clang (Debug)	29m 12s
Free-Threaded (Debug)	4m 16s
JIT with stress testing (Debug)	4m 10s
aarch64-apple-darwin/clang (Debug)	19m 39s
x86_64-apple-darwin/clang (Release)	35m 16s
JIT without optimizations (Debug)	4m 7s
x86_64-unknown-linux-gnu/gcc (Debug)	15m 37s
aarch64-unknown-linux-gnu/gcc (Debug)	9m 35s
JIT with tail calling interpreter	3m 25s
aarch64-pc-windows-msvc/msvc (Debug)	26m 31s
i686-pc-windows-msvc/msvc (Debug)	24m 52s
aarch64-unknown-linux-gnu/gcc (Release)	6m 36s
x86_64-pc-windows-msvc/msvc (Release)	16m 50s
x86_64-pc-windows-msvc/msvc (Debug)	25m 24s
aarch64-pc-windows-msvc/msvc (Release)	18m 49s
x86_64-unknown-linux-gnu/gcc (Release)	8m 21s
i686-pc-windows-msvc/msvc (Release)	15m 56s
	4h 52m 48s

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