PYTHON-5576: add PR template to mongo-python-driver #2991

Job	Run time
Make SDist	46s
Build wheels for manylinux_ppc64le	13m 42s
Build wheels for manylinux_x86_64	2m 9s
Build wheels for win_amd6	5m 5s
Build wheels for macos	3m 34s
Build wheels for manylinux_s390x	14m 49s
Build wheels for manylinux_i686	2m 11s
Build wheels for manylinux_aarch64	14m 0s
Build wheels for win_arm64	6m 54s
Build wheels for win32	4m 41s
Download Wheels	14s
	1h 8m 5s

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