fix(neutron): neutron no longer uses a nautobot token

Remove attempting to mount a nautobot token into neutron because its no
longer used and we do not generate this token any longer.

Author: cardoe

components/neutron/values.yaml

@@ -147,8 +147,6 @@ pod:
               sources:
                 - secret:
                     name: neutron-ks-etc
-                - secret:
-                    name: neutron-nautobot
 
   use_fqdn:
     neutron_agent: false