Remove TODO

Author: Alex-Welsh

etc/kayobe/kolla.yml

@@ -517,9 +517,6 @@ kolla_build_args: {}
 # List of names of additional host variables to pass through from kayobe hosts
 # to kolla-ansible hosts, if set. See also
 # kolla_overcloud_inventory_pass_through_host_vars_map.
-# TODO: try and find a way of doing this withouth breaking existing usage of
-# the variable. Maybe override defaults instead? Less likely to conflict on
-# existing deployments
 kolla_overcloud_inventory_pass_through_host_vars_extra:
   - stackhpc_gpu_data
   - gpu_group_map