JIT

GH-134584: Remove redundant refcount from `_STORE_ATTR_SLOT` #4637

Job	Run time
Interpreter (Debug)	10m 47s
JIT with tail calling interpreter (21)	4m 10s
JIT without optimizations (Debug) (21)	11m 39s
Free-Threaded (Debug) (21)	11m 38s
aarch64-pc-windows-msvc/msvc (Debug)	11m 29s
i686-pc-windows-msvc/msvc (Release)	11m 27s
x86_64-pc-windows-msvc/msvc (Debug)	11m 29s
i686-pc-windows-msvc/msvc (Debug)	11m 28s
aarch64-pc-windows-msvc/msvc (Release)	11m 29s
aarch64-apple-darwin/clang (Debug)	11m 45s
x86_64-apple-darwin/clang (Debug)	11m 41s
x86_64-apple-darwin/clang (Release)	11m 41s
aarch64-apple-darwin/clang (Release)	11m 42s
x86_64-pc-windows-msvc/msvc (Release)	11m 26s
aarch64-unknown-linux-gnu/gcc (Release)	6m 37s
x86_64-unknown-linux-gnu/gcc (Debug)	11m 39s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 31s
x86_64-unknown-linux-gnu/gcc (Release)	8m 17s
	3h 8m 55s

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