Revert pipeline type validation #19342

Job	Run time
govulncheck	30s
setup-environment	9s
test-coverage	5m 19s
unittest-matrix (ubuntu-latest, ~1.22)	2m 21s
unittest-matrix (ubuntu-latest, ~1.21.9)	2m 25s
cross-build-collector (darwin, amd64)	39s
checks	1m 56s
lint	3m 19s
unittest-matrix (actuated-arm64-4cpu-4gb, ~1.22)	2m 35s
cross-build-collector (darwin, arm64)	40s
cross-build-collector (linux, 386)	48s
cross-build-collector (linux, amd64)	46s
cross-build-collector (linux, arm64)	41s
cross-build-collector (linux, ppc64le)	38s
cross-build-collector (linux, arm, 7)	38s
cross-build-collector (linux, s390x)	37s
cross-build-collector (windows, 386)	39s
cross-build-collector (windows, amd64)	40s
unittest	1s
	25m 21s

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