ENH: add `--screenshot` to the typhos CLI #71

Job	Run time
standard / Documentation / Python 3.9: documentation building	1m 13s
standard / Documentation / Python 3.9: documentation building	1m 13s
standard / pre-commit checks / pre-commit	26s
standard / pre-commit checks / pre-commit	26s
standard / Conda (3.11, true) / Python 3.11: conda	4m 54s
standard / Conda (3.11, true) / Python 3.11: conda	4m 54s
standard / Conda (3.9, true) / Python 3.9: conda	6h 0m 12s
standard / Conda (3.9, true) / Python 3.9: conda	10m 2s
standard / Pip (3.10) / Python 3.10: pip	3m 52s
standard / Pip (3.10) / Python 3.10: pip	3m 52s
standard / Pip (3.11, true) / Python 3.11: pip	4m 27s
standard / Pip (3.11, true) / Python 3.11: pip	4m 27s
standard / Pip (3.9, true) / Python 3.9: pip	4m 6s
standard / Pip (3.9, true) / Python 3.9: pip	4m 6s
standard / Conda (3.10) / Python 3.10: conda	8m 13s
standard / Conda (3.10) / Python 3.10: conda	8m 13s
standard / Documentation / Documentation deployment	0s
standard / Documentation / Documentation deployment	0s
	7h 4m 36s

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