Make Group::getAutomationControllers static (#4293)
Make Group::getAutomationControllers static (#4293)

* Make Group::getAutomationControllers static

It's called statically and it does not contain any reference to $this

* php-cs-fixer


Former-commit-id: c10dab13c5be9eadebe1660db611035ba54a92fe
Former-commit-id: 2aba80966da8dfd141a6df09d4263b7eae596764
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