Move scraperhelper under scraper in a separate module #25852

Job	Run time
setup-environment	11s
govulncheck	39s
lint	3m 56s
unittest-matrix (ubuntu-latest, ~1.23)	5m 16s
unittest-matrix (ubuntu-latest, ~1.22)	5m 11s
checks	1m 28s
cross-build-collector (darwin, amd64)	53s
cross-build-collector (darwin, arm64)	57s
test-coverage	1m 55s
cross-build-collector (linux, 386)	43s
cross-build-collector (linux, amd64)	41s
cross-build-collector (linux, arm64)	55s
cross-build-collector (linux, ppc64le)	44s
cross-build-collector (linux, arm, 7)	47s
cross-build-collector (linux, s390x)	42s
cross-build-collector (windows, 386)	46s
cross-build-collector (windows, amd64)	46s
unittest	1s
	26m 31s

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