📚Improve documentation - rework getting-started notebook. #3157

Job	Run time
Create Example List	7s
Run Example: (fluorescence)	1m 32s
Run Example: (transient-absorption)	1m 19s
Run Example: (transient-absorption-two-datasets)	1m 26s
Run Example: (spectral-constraints)	1m 16s
Run Example: (spectral-guidance)	1m 40s
Run Example: (two-datasets)	1m 26s
Run Example: (sim-3d-disp)	1m 21s
Run Example: (sim-3d-nodisp)	1m 19s
Run Example: (sim-3d-weight)	1m 27s
Run Example: (sim-6d-disp)	1m 34s
Run Example: (doas-beta)	1m 20s
Collect artifacts and reupload as bundle	31s
Compare Results	31s
	16m 49s

Provide feedback