Fix scrubber service start
Without this fix, the service is failing to start with sidetracking error [1]
message (while executing the same command in the cli actually works).
[1]
Apr 19 12:05:25 scrubber0 swh[7273]: Usage: swh scrubber check storage [OPTIONS] Apr 19 12:05:25 scrubber0 swh[7273]: Try "swh scrubber check storage -h" for help. Apr 19 12:05:25 scrubber0 swh[7273]: Error: no such option: --object-type release --start-object 00000000000000000000 --end-object 44444444444444444444 Apr 19 12:05:25 scrubber0 systemd[1]: swh-scrubber-checker-postgres@release-0.service: Main process exited, code=exited, status=2/INVALIDARGUMENT
Related to T4102