[CPS] Remove maven stage process all modules

This change partially reverts 2c44be82.
Adding processAllModules parameter did not fix the error to push
artifacts to nexus for maven stage.

Finally, the issue was fixed at maven application level with
https://gerrit.onap.org/r/c/cps/+/118080

Issue-ID: CPS-175
Signed-off-by: Bruno Sakoto <bruno.sakoto@bell.ca>
Change-Id: I44d6470d589605ff860315acad5c822c6d606839
1 file changed