add docs for editing NWB files #842

Job	Run time
conda-linux-gallery-python3.11-ros3	1m 40s
conda-linux-python3.11-ros3	2m 43s
linux-gallery-python3.8-minimum	2m 11s
linux-gallery-python3.11-upgraded	2m 28s
windows-gallery-python3.8-minimum	3m 21s
linux-python3.8-minimum	3m 22s
windows-gallery-python3.11-upgraded	3m 52s
conda-linux-python3.8-minimum	4m 4s
linux-python3.11-upgraded	2m 58s
conda-linux-python3.11-upgraded	3m 20s
windows-python3.8-minimum	4m 11s
windows-python3.11-upgraded	4m 45s
macos-python3.8-minimum	6m 38s
Deploy pre-release from dev	0s
	45m 33s

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