Remove branch from int test workflow #4537

Job	Run time
check-formating	1m 20s
unit-tests	6m 7s
build-operator-image	8m 4s
vulnerability-scan	1m 11s
smoke-tests (basic)	1h 18m 58s
smoke-tests (appframeworks1)	1h 41m 27s
smoke-tests (managerappframeworkc3)	4h 27m 57s
smoke-tests (managerappframeworkm4)	2h 36m 42s
smoke-tests (managersecret)	1h 47m 8s
smoke-tests (managermc)	1h 27m 53s
push-latest	0s
	13h 36m 47s

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