JIT

[3.14] gh-145098: Use `macos-15-intel` instead of unstable `macos-26-… #5880

Job	Run time
JIT with tail calling interpreter	2m 53s
JIT without optimizations (Debug)	2m 17s
aarch64-apple-darwin/clang (Release)	9m 53s
aarch64-apple-darwin/clang (Debug)	10m 39s
x86_64-apple-darwin/clang (Debug)	17m 7s
x86_64-apple-darwin/clang (Release)	20m 32s
x86_64-unknown-linux-gnu/gcc (Release)	7m 33s
aarch64-unknown-linux-gnu/gcc (Release)	5m 57s
aarch64-pc-windows-msvc/msvc (Debug)	24m 7s
x86_64-pc-windows-msvc/msvc (Debug)	23m 2s
i686-pc-windows-msvc/msvc (Debug)	23m 28s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 28s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 32s
x86_64-pc-windows-msvc/msvc (Release)	13m 31s
aarch64-pc-windows-msvc/msvc (Release)	18m 30s
i686-pc-windows-msvc/msvc (Release)	13m 49s
Interpreter (Debug)	10m 17s
	3h 41m 35s

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