Allow actionButton to be set as a template variable #9994

Job	Run time
ci / Code Quality / Prettier / Prettier	1m 11s
ci / Code Quality / ECS / ECS	34s
ci / Code Quality / PHPStan / PHPStan	2m 49s
ci / Code Quality / Rector / Rector	1m 36s
ci / Tests / PHP 8.3 on pgsql	15m 13s
ci / Tests / PHP 8.4 on mysql	9m 35s
ci / Tests / PHP 8.3 on mysql	9m 21s
ci / Tests / PHP 8.2 on mysql	11m 28s
ci / Tests / PHP 8.2 on pgsql	16m 56s
ci / Tests / PHP 8.4 on pgsql	14m 16s
ci / Notify Slack	-1s
	1h 22m 58s

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