Adjust owners plugin build script

Change to add bazel standalone build to owners plugin (see footer)
modified the way the plugin components are linked in the gerrit tree
in order to build in-tree.

Depends-on: https://gerrit-review.googlesource.com/c/plugins/owners/+/148610/19
Change-Id: I52c21aa824fcb76978be7d16b65abbe9c19265e4
2 files changed
tree: 2fda51e2bf1d962b51f4c57f3765e18f456ad11d
  1. jenkins/
  2. jenkins-docker/
  3. .gitignore