PYTHON-5309 Ensure AsyncMongoClient doesn't use PyOpenSSL #2165

Job	Run time
Make SDist	46s
Build wheels for manylinux_x86_64	2m 24s
Build wheels for manylinux_aarch64	11m 28s
Build wheels for manylinux_ppc64le	10m 59s
Build wheels for manylinux_s390x	11m 6s
Build wheels for manylinux_i686	2m 28s
Build wheels for win_amd6	5m 5s
Build wheels for win32	5m 37s
Build wheels for macos	3m 11s
Download Wheels	5s
	53m 9s

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