[openaddresses] adding Ketchikan Borough, AK, USA

resources/parser/data_sets/openaddresses.yaml

@@ -879,6 +879,7 @@ countries:
                       add_osm_boundaries: true
                     - filename: fairbanks_north_star_borough.csv
                       add_osm_boundaries: true
+                    - filename: ketchikan.csv
                     - filename: kenai_peninsula_borough.csv
                     - filename: kodiak_island_borough.csv
                       add_osm_boundaries: true