Test removal of class attribute from association #707

Job	Run time
plugins / Build Mac M1	2m 54s
plugins / Build Mac Intel	3m 54s
plugins / Build Windows	4m 1s
plugins / Build Linux	3m 16s
plugins / Check Linux zip is created	8s
plugins / Check Mac M1 zip is created	2s
plugins / Check Mac Intel zip is created	2s
plugins / Check Windows zip is created	4s
plugins / Save dl stats of previous build	8s
plugins / Re-create release	7s
plugins / Upload Linux zip	11s
plugins / Find dependent repositories	4s
plugins / Upload Mac Intel zip	4s
plugins / Upload Mac M1 zip	6s
plugins / Upload Windows zip	6s
plugins / Build dependent (OpenPonk/plugins, master, true)	3s
	15m 10s

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