ci: split windows x86 job #8748

Job	Run time
select-runner	2s
build (3.7, x64, ubuntu)	51m 22s
build (3.7, x64, windows)	47m 21s
build (3.11, x64, ubuntu)	1h 14m 23s
build (3.11, x64, macos)	1h 28m 32s
build (3.11, x64, windows)	1h 14m 25s
build (3.9, macos, --cov=psyneulink)	1h 8m 20s
build (3.9, ubuntu, --forked -m "not llvm")	33m 54s
build (3.8, x86, windows, -m llvm)	56m 38s
build (3.8, x86, windows, -m "not llvm and composition")	7m 51s
build (3.8, x86, windows, -m "not llvm and not composition")	22m 40s
build (3.10, ubuntu, --fp-precision=fp32)	1h 14m 16s
build (3.10, macos, -m benchmark --benchmark-enable --benchmark-only --benchmark-min-rounds=2 --b...	44m 29s
build (3.7, x64, ubuntu, min)	54m 15s
build (3.8, x64, macos)	1h 16m 2s
	12h 54m 30s

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