[openaddresses] adding City of Oakville, ON

resources/parser/data_sets/openaddresses.yaml

@@ -235,6 +235,8 @@ countries:
                     - filename: city_of_kingston.csv
                     - filename: city_of_kitchener.csv
                       add_osm_boundaries: true
+                    - filename: city_of_oakville.csv
+                      add_osm_boundaries: true
                     - filename: city_of_ottawa.csv
                       add_osm_boundaries: true
                     - filename: city_of_thunder_bay.csv