GH-123714: Update JIT compilation to use LLVM 19 #1920

Job	Run time
Interpreter (Debug)	7m 48s
Free-Threaded (Debug) (19)	12m 12s
i686-pc-windows-msvc/msvc (Debug)	17m 48s
i686-pc-windows-msvc/msvc (Release)	21m 48s
x86_64-pc-windows-msvc/msvc (Debug)	17m 5s
x86_64-pc-windows-msvc/msvc (Release)	16m 30s
aarch64-pc-windows-msvc/msvc (Debug)	4m 23s
aarch64-pc-windows-msvc/msvc (Release)	6m 16s
x86_64-apple-darwin/clang (Debug)	10m 6s
x86_64-apple-darwin/clang (Release)	16m 43s
aarch64-apple-darwin/clang (Debug)	9m 11s
aarch64-apple-darwin/clang (Release)	12m 50s
x86_64-unknown-linux-gnu/gcc (Debug)	1h 17m 37s
x86_64-unknown-linux-gnu/gcc (Release)	18m 59s
x86_64-unknown-linux-gnu/clang (Debug)	7m 43s
x86_64-unknown-linux-gnu/clang (Release)	12m 57s
aarch64-unknown-linux-gnu/gcc (Debug)	1h 30m 14s
aarch64-unknown-linux-gnu/gcc (Release)	1h 8m 39s
aarch64-unknown-linux-gnu/clang (Debug)	1h 30m 15s
aarch64-unknown-linux-gnu/clang (Release)	1h 9m 57s
	9h 49m 1s

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