Convert loglevel to verbosity on logging exporter (#4097) #7298

Job	Run time
setup-environment	1m 45s
generate-metrics	4m 5s
lint	12m 2s
coverage	5m 47s
cross-compile (binaries-darwin_amd64)	4m 21s
gofmt	3m 47s
test	12m 38s
cross-compile (binaries-darwin_arm64)	4m 22s
tidy	1m 20s
cross-compile (binaries-linux_amd64)	4m 39s
cross-compile (binaries-linux_arm64)	4m 15s
cross-compile (binaries-windows_amd64)	4m 20s
cross-compile (binaries-linux_ppc64le)	4m 24s
	1h 7m 45s

Provide feedback