[chore] use mdatagen scraperhelper #19400

Job	Run time
govulncheck	37s
setup-environment	11s
test-coverage	6m 27s
unittest-matrix (ubuntu-latest, ~1.22)	3m 3s
checks	1m 7s
unittest-matrix (ubuntu-latest, ~1.21.9)	2m 54s
cross-build-collector (darwin, amd64)	38s
lint	3m 1s
unittest-matrix (actuated-arm64-4cpu-4gb, ~1.22)	3m 6s
cross-build-collector (darwin, arm64)	40s
cross-build-collector (linux, 386)	39s
cross-build-collector (linux, amd64)	40s
cross-build-collector (linux, arm64)	43s
cross-build-collector (linux, ppc64le)	44s
cross-build-collector (linux, arm, 7)	39s
cross-build-collector (linux, s390x)	37s
cross-build-collector (windows, 386)	43s
cross-build-collector (windows, amd64)	43s
unittest	1s
	27m 13s

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