[Compos Telemetry] Fix current_artifacts_ok in the pushed atom

In cases of no pending artifacts exist, current_artifacts_ok is not set
in the pushed atom. Fix this by checking the returned value of
checkArtifacts()

This is upstreaming ag/18580936

Bug: 233740445
Test: build succeds
Merged-In: I2d7ce37960c2c0f1adea15bde06d21947668b4a4

Change-Id: I2d7ce37960c2c0f1adea15bde06d21947668b4a4
1 file changed