Simplify CODEOWNERS #2544

Job	Run time
go	11s
integration	1m 39s
docker (docker/Dockerfile.revad) / docker	1m 26s
docker (docker/Dockerfile.revad-eos) / docker	45s
docker (docker/Dockerfile.revad-ceph) / docker	2m 7s
docker (docker/Dockerfile.reva) / docker	31s
docker (docker/Dockerfile.revad-eos) / docker	1m 0s
acceptance-1 / compose	1m 46s
acceptance-2 (4) / compose	4m 23s
acceptance-2 (3) / compose	5m 25s
acceptance-2 (1) / compose	4m 15s
acceptance-2 (5) / compose	4m 9s
acceptance-2 (2) / compose	6m 21s
acceptance-2 (6) / compose	5m 50s
litmus (litmus-1) / compose	1m 22s
litmus (litmus-2) / compose	1m 23s
	42m 33s

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