dmx: work on enabling led fixtures #2653

Job	Run time
Template generation (score-avnd-simple-template)	15s
Template generation (score-vfx-template)	22s
Template generation (score-process-template)	19s
Template generation (score-device-template)	15s
Template generation (score-offline-process-template)	16s
score-vfx-template (Windows)	6m 18s
score-process-template (Windows)	7m 44s
score-device-template (Windows)	8m 33s
score-avnd-simple-template (Windows)	7m 50s
score-offline-process-template (Windows)	8m 42s
score-vfx-template (Ubuntu)	4m 35s
score-process-template (Ubuntu)	6m 6s
score-device-template (Ubuntu)	4m 42s
score-avnd-simple-template (Ubuntu)	6m 10s
score-offline-process-template (Ubuntu)	5m 34s
score-vfx-template (macOS)	5m 51s
score-process-template (macOS)	4m 56s
score-device-template (macOS)	5m 20s
score-avnd-simple-template (macOS)	5m 14s
score-offline-process-template (macOS)	5m 9s
	1h 34m 11s

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