jobs/gerrit: openbsc: set pipeline_binpkgs: false

Don't attempt to build deb packages for openbsc in gerrit-verifications.

Fix for:
  ERROR: unknown package: openbsc
  See packages_osmocom and packages_other in obs/lib/config.py

Change-Id: I3cd810366a6d711c1fdbf3d5ff03d507441307bd

jobs/gerrit-verifications.yml

@@ -120,6 +120,7 @@
               -e SMPP="$SMPP" \
               -e MGCP="$MGCP" \
               {docker_img} {timeout_cmd} /build/contrib/jenkins.sh
+          pipeline_binpkgs: false
 
       - openggsn:
           a1_name: GTP