feat: add manylinux armv7l #4477

Job	Run time
Linters (mypy, flake8, etc.)	46s
Test cibuildwheel building pyodide wheels	5m 33s
Test on ubuntu-latest (3.13)	41m 7s
Get qemu emulated architectures	9s
Test on windows-latest (3.13)	43m 37s
Test on macos-13 (3.13)	25m 36s
Test on macos-14 (3.13)	13m 49s
Test on ubuntu-latest (3.8)	42m 56s
Test Linux aarch64 using qemu	26m 38s
Test Linux armv7l using qemu	16m 2s
Test Linux ppc64le using qemu	17m 57s
Test Linux s390x using qemu	19m 8s
	4h 13m 18s

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