INTPYTHON-401 Update changelog for 1.6 release (#248) #1078

Job	Run time
Make SDist	1m 5s
Build wheel for cp39-manylinux_x86_64	1m 31s
Build wheel for cp310-manylinux_x86_64	1m 34s
Build wheel for cp311-manylinux_x86_64	1m 40s
Build wheel for cp312-manylinux_x86_64	1m 32s
Build wheel for cp313-manylinux_x86_64	1m 48s
Build wheel for cp39-manylinux_aarch64	9m 39s
Build wheel for cp310-manylinux_aarch64	9m 59s
Build wheel for cp311-manylinux_aarch64	9m 37s
Build wheel for cp312-manylinux_aarch64	9m 54s
Build wheel for cp313-manylinux_aarch64	10m 3s
Build wheel for cp310-macosx_*	2m 1s
Build wheel for cp311-macosx_*	2m 30s
Build wheel for cp312-macosx_*	1m 54s
Build wheel for cp313-macosx_*	1m 55s
Build wheel for cp39-win_amd64	4m 26s
Build wheel for cp310-win_amd64	5m 43s
Build wheel for cp311-win_amd64	4m 38s
Build wheel for cp312-win_amd64	4m 51s
Build wheel for cp313-win_amd64	6m 3s
Build wheel for cp39-macosx_*	2m 38s
Download Wheels	3s
publish	0s
	1h 35m 4s

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