Add links for maintainers file in other files #7416

Job	Run time
docs	31s
gomod	51s
image_tags	1s
lint	4m 18s
test (test)	11m 37s
test (integration-test)	8m 10s
build (controller)	2m 38s
test (helm-test)	3m 31s
reno_lint	45s
build (kanctl)	2m 29s
build (kando)	2m 18s
release	0s
release_example_docker_images	0s
	37m 9s

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