JIT

GH-145667: Merge `GET_ITER` and `GET_YIELD_FROM_ITER` #5593

Job	Run time
Interpreter (Debug)	11m 20s
JIT with tail calling interpreter	4m 30s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 51s
x86_64-unknown-linux-gnu/gcc (Debug)	12m 25s
Free-Threaded (Debug)	3m 41s
x86_64-unknown-linux-gnu/gcc (Release)	8m 49s
x86_64-apple-darwin/clang (Release)	28m 41s
aarch64-apple-darwin/clang (Release)	11m 32s
aarch64-unknown-linux-gnu/gcc (Release)	6m 38s
JIT without optimizations (Debug)	3m 36s
x86_64-apple-darwin/clang (Debug)	31m 31s
i686-pc-windows-msvc/msvc (Debug)	28m 0s
aarch64-pc-windows-msvc/msvc (Release)	17m 16s
x86_64-pc-windows-msvc/msvc (Release)	15m 19s
x86_64-pc-windows-msvc/msvc (Debug)	28m 9s
aarch64-apple-darwin/clang (Debug)	14m 11s
aarch64-pc-windows-msvc/msvc (Debug)	24m 44s
i686-pc-windows-msvc/msvc (Release)	15m 59s
	4h 35m 12s

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