[chore] Move metrics initialization in service/telemetry #22915

Job	Run time
setup-environment	25s
govulncheck	28s
checks	46s
unittest-matrix (ubuntu-latest, ~1.23)	57s
unittest-matrix (ubuntu-latest, ~1.22)	57s
lint	59s
cross-build-collector (darwin, amd64)	40s
cross-build-collector (darwin, arm64)	39s
test-coverage	58s
cross-build-collector (linux, 386)	45s
cross-build-collector (linux, amd64)	38s
cross-build-collector (linux, arm64)	46s
cross-build-collector (linux, ppc64le)	44s
cross-build-collector (linux, arm, 7)	44s
cross-build-collector (linux, s390x)	36s
cross-build-collector (windows, 386)	49s
cross-build-collector (windows, amd64)	38s
unittest	1s
	12m 30s

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