JIT

gh-144289: Remove ENABLE_SPECIALIZATION_FT (gh-144290) #6958

Job	Run time
Interpreter (Debug)	11m 4s
JIT without optimizations (Debug) (21)	11m 47s
JIT with tail calling interpreter (21)	4m 24s
Free-Threaded (Debug) (21)	16m 54s
x86_64-pc-windows-msvc/msvc (Debug)	25m 51s
i686-pc-windows-msvc/msvc (Release)	14m 23s
aarch64-pc-windows-msvc/msvc (Release)	19m 40s
aarch64-apple-darwin/clang (Debug)	16m 17s
x86_64-pc-windows-msvc/msvc (Release)	14m 4s
aarch64-apple-darwin/clang (Release)	12m 50s
aarch64-unknown-linux-gnu/gcc (Debug)	9m 53s
aarch64-pc-windows-msvc/msvc (Debug)	22m 52s
x86_64-apple-darwin/clang (Release)	29m 43s
x86_64-unknown-linux-gnu/gcc (Release)	8m 33s
x86_64-apple-darwin/clang (Debug)	26m 59s
x86_64-unknown-linux-gnu/gcc (Debug)	13m 24s
i686-pc-windows-msvc/msvc (Debug)	26m 6s
aarch64-unknown-linux-gnu/gcc (Release)	6m 49s
	4h 51m 33s

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