JIT

gh-143995: Eliminate redundant refcounting in the JIT from LOAD_ATTR_MODULE #5123

Job	Run time
Interpreter (Debug)	11m 21s
JIT without optimizations (Debug)	-1s
JIT with tail calling interpreter	-1s
${{ matrix.target }} (${{ ((matrix.debug && 'Debug') \|\| 'Release') }})	-1s
Free-Threaded (Debug)	-1s
	11m 17s

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