[cloud] Replace service-tls-certs usage with cert-manager compatible secret #3075

Job	Run time
env-protect-setup	6s
authorize	4s
get-dev-image / get-image	5s
clang-tidy	1m 2s
generate-matrix	3m 13s
code-coverage	0s
build-and-test (Clang opt + UI, nokvm, --config=clang --compilation_mode=opt, bazel_buildables_cl...	2m 33s
build-and-test-status	3s
	7m 6s

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