API Remove GraphQL #870

Job	Run time
CI / Generate matrix	16s
CI / Context	1s
CI / Check governance	0s
CI / 8.1 prf-low mysql57 phpunit all	1m 47s
CI / 8.2 mariadb phpunit all	2m 52s
CI / 8.3 mysql80 phpunit all	2m 41s
CI / 8.1 mysql57 phplinting	1m 41s
CI / 8.1 mysql57 endtoend root job1	13m 11s
CI / 8.3 mysql80 endtoend root job1	14m 54s
CI / 8.1 mysql57 endtoend root job2	21m 46s
CI / 8.3 mysql80 endtoend root job2	20m 58s
CI / 8.1 mysql57 endtoend root job3	6m 44s
CI / 8.3 mysql80 endtoend root job3	6m 44s
CI / 8.1 mysql57 js	4m 50s
CI / Dispatch tag patch release	0s
	1h 38m 25s

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