Expose AWS Region to HDF5IO #1611

Job	Run time
linux-gallery-python3.12-upgraded	54s
linux-gallery-python3.8-minimum	50s
windows-gallery-python3.12-upgraded	1m 57s
windows-gallery-python3.8-minimum	4m 32s
linux-python3.12	2m 19s
linux-python3.12-upgraded	2m 17s
linux-python3.8-minimum	1m 58s
macos-python3.12-upgraded	3m 30s
windows-python3.12-upgraded	3m 33s
windows-python3.8-minimum	3m 0s
macos-python3.8-minimum	3m 54s
linux-gallery-python3.12-ros3	1m 27s
conda-linux-python3.12-upgraded	2m 51s
conda-linux-python3.8-minimum	2m 43s
Deploy pre-release from dev	0s
	35m 45s

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