PYTHON-4873 Remove bson-stdint-win32.h from THIRD-PARTY-NOTICES #1021

Job	Run time
Make SDist	32s
Build wheels for manylinux_x86_64	2m 19s
Build wheels for manylinux_aarch64	10m 51s
Build wheels for manylinux_ppc64le	9m 52s
Build wheels for manylinux_s390x	10m 53s
Build wheels for manylinux_i686	2m 28s
Build wheels for win_amd6	4m 34s
Build wheels for win32	5m 51s
Build wheels for macos	4m 2s
Download Wheels	7s
	51m 29s

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