Remove PyPy x86 builds #1290

Job	Run time
ruff	11s
sdist	10m 1s
mypy	29s
parse_sdl (windows-latest, 3.2.16)	43s
parse_sdl (macos-latest, 3.2.16)	28s
test-docs	3m 28s
build (ubuntu-latest, 3.10, x64)	5m 17s
linux-wheels (aarch64, pp310-manylinux*)	3m 32s
build (ubuntu-latest, pypy-3.10, x64)	5m 53s
build (windows-latest, pypy-3.10, x64)	6m 47s
tox (ubuntu-latest)	3m 58s
linux-wheels (x86_64, cp310-manylinux*)	4m 1s
build (windows-latest, 3.10, x86)	3m 10s
build (windows-latest, 3.10, x64)	5m 27s
linux-wheels (aarch64, cp310-manylinux*)	4m 1s
pyodide	4m 1s
build-macos (cp310-*_universal2)	1m 47s
linux-wheels (x86_64, pp310-manylinux*)	3m 27s
build-macos (pp310-*)	3m 31s
publish	-1s
	1h 10m 11s

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