arm32: a from-import alias of time.sleep hangs

from time import sleep as sf
print("a")
sf(0.0)          # arm32: never returns (timeout, rc=124)
print("b")

from time import sleep followed by sleep(0), sleep(0.0) or sleep(1) works on arm32. The alias is the boundary. time.sleep is procedure sleep(seconds: Double) in lib/rtl/mimic_time.pas, so the suspect is how the aliased call hands its Double argument over on arm32 (d0 versus r0:r1), giving the callee a huge duration.

Found by the 2026-09-28 differential: it is why test_nilpy_an_if_decided_at_compile_time_skips_its_dead_arms times out on arm32.