Adjust the installation command #7030

Job	Run time
docs	51s
gomod	1m 16s
image_tags	1s
lint	3m 33s
reno_lint	42s
build (controller)	2m 23s
test (test)	10m 45s
build (kanctl)	2m 23s
test (integration-test)	8m 0s
build (kando)	2m 11s
test (helm-test)	3m 4s
release	0s
release_example_docker_images	0s
	35m 9s

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