[chore] Fix 404 deadlinks for Cloudfoundry buildpack due to docs movi… #13351

Job	Run time
setup-environment	1m 36s
tidy	2m 5s
generate-metrics	5m 52s
gofmt	7m 16s
lint	12m 7s
test	16m 53s
coverage	12m 23s
cross-compile (binaries-darwin_amd64)	5m 27s
cross-compile (binaries-darwin_arm64)	5m 20s
cross-compile (binaries-linux_amd64)	5m 36s
cross-compile (binaries-windows_amd64)	5m 29s
cross-compile (binaries-linux_arm64)	5m 25s
cross-compile (binaries-linux_ppc64le)	5m 31s
	1h 31m 0s

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