Add #openstack-gluon to statusbot/meetbot

Setup the #openstack-gluon channel with statusbot and meetbot.
The objective is to get Eavesdrop logging for the channel.

Change-Id: I01e423c502b4c73a2c4c54c4cb95eb34cf23952a

hiera/common.yaml

@@ -63,6 +63,7 @@ statusbot_channels:
 - openstack-gantt
 - openstack-gate
 - openstack-glance
+- openstack-gluon
 - openstack-ha
 - openstack-heat-translator
 - openstack-horizon
@@ -147,6 +148,7 @@ meetbot_channels:
 - '#openstack-freezer'
 - '#openstack-fwaas'
 - '#openstack-glance'
+- '#openstack-gluon'
 - '#openstack-gslb'
 - '#openstack-ha'
 - '#openstack-heat-translator'