UPDATE remove branch alias #19

Job	Run time
CI / Generate matrix	16s
CI / Context	1s
CI / Check governance	1s
CI / 8.1 prf-low mysql57 phpunit all	2m 9s
CI / 8.2 mariadb phpunit all	2m 32s
CI / 8.3 mysql80 phpunit all	2m 27s
CI / 8.3 mysql84 phpunit all	2m 49s
CI / 8.1 mysql57 phplinting	2m 12s
CI / 8.1 mysql57 phpcoverage	2m 8s
CI / Dispatch tag patch release	0s
	14m 35s

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