add NWBHDF5IO.read_nwb() method #1418

Job	Run time
conda-linux-gallery-python3.12-ros3	1m 22s
linux-gallery-python3.8-minimum	2m 7s
linux-gallery-python3.12-upgraded	3m 16s
conda-linux-python3.12-ros3	1m 24s
windows-gallery-python3.8-minimum	3m 7s
linux-python3.8-minimum	7m 22s
conda-linux-python3.8-minimum	6m 26s
windows-gallery-python3.12-upgraded	4m 47s
linux-python3.12-upgraded	7m 11s
conda-linux-python3.12-upgraded	5m 34s
windows-python3.8-minimum	7m 56s
windows-python3.12-upgraded	7m 15s
macos-python3.8-minimum	10m 46s
Deploy pre-release from dev	0s
	1h 8m 33s

Provide feedback