PYTHON-5215 Add an asyncio.Protocol implementation for KMS #2662

Job	Run time
Make SDist	34s
Build wheels for manylinux_x86_64	2m 24s
Build wheels for manylinux_i686	2m 29s
Build wheels for manylinux_aarch64	2m 42s
Build wheels for manylinux_s390x	2m 41s
Build wheels for macos	2m 40s
Build wheels for win_amd6	2m 37s
Build wheels for manylinux_ppc64le	2m 41s
Build wheels for win32	2m 37s
Download Wheels	1s
	21m 26s

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