Report openstack/election repo changes in IRC

Changes to the openstack/election repository are of interest to the
technical governance of the OpenStack project, so report them in all
IRC channels where changes for the openstack/governance repository
are also reported (#openstack-dev, #openstack-merges
and #openstack-tc).

Change-Id: I4a90c222019325e25e75ce25420ba0f4ad3c1100

gerritbot/channels.yaml

@@ -518,6 +518,7 @@ openstack-dev:
     - patchset-created
     - change-merged
   projects:
+    - openstack/election
     - openstack/governance
     - openstack/governance-sigs
     - openstack/governance-website
@@ -1294,6 +1295,7 @@ openstack-merges:
     - openstack/devstack-plugin-cookiecutter
     - openstack/diskimage-builder
     - openstack/django_openstack_auth
+    - openstack/election
     - openstack/eslint-config-openstack
     - openstack/glance
     - openstack/governance
@@ -1931,6 +1933,7 @@ openstack-tc:
     - change-merged
   projects:
     - openstack/constellations
+    - openstack/election
     - openstack/governance
     - openstack/governance-sigs
     - openstack/governance-website