gh-124402: Speed up test_free_threading and test_super #156

Job	Run time
Interpreter (Debug)	6m 40s
Free-Threaded (Debug)	10m 14s
i686-pc-windows-msvc/msvc (Debug)	17m 4s
i686-pc-windows-msvc/msvc (Release)	21m 58s
x86_64-pc-windows-msvc/msvc (Debug)	17m 24s
x86_64-pc-windows-msvc/msvc (Release)	22m 3s
aarch64-pc-windows-msvc/msvc (Debug)	5m 2s
aarch64-pc-windows-msvc/msvc (Release)	6m 30s
x86_64-apple-darwin/clang (Debug)	12m 16s
x86_64-apple-darwin/clang (Release)	16m 25s
aarch64-apple-darwin/clang (Debug)	8m 51s
aarch64-apple-darwin/clang (Release)	12m 43s
x86_64-unknown-linux-gnu/gcc (Debug)	7m 23s
x86_64-unknown-linux-gnu/gcc (Release)	17m 31s
x86_64-unknown-linux-gnu/clang (Debug)	7m 33s
x86_64-unknown-linux-gnu/clang (Release)	14m 18s
aarch64-unknown-linux-gnu/gcc (Debug)	1h 15m 4s
aarch64-unknown-linux-gnu/gcc (Release)	37m 32s
aarch64-unknown-linux-gnu/clang (Debug)	1h 6m 20s
aarch64-unknown-linux-gnu/clang (Release)	38m 14s
	7h 1m 5s

Provide feedback