Remove unused method

Author: David Crosby

lib/coffeeoutside/weather.rb

@@ -25,11 +25,6 @@ def closest_forecast
       @result.forecast.last
     end
 
-    # TODO remove this
-    def parse_owm_datestring(str)
-      DateTime.strptime(str, "%Y-%m-%d %H-%M-%S")
-    end
-
     def forecast #: Forecast
       api_call
       fc = closest_forecast

sig/generated/coffeeoutside/weather.rbs

@@ -10,9 +10,6 @@ module CoffeeOutside
 
     def closest_forecast: () -> untyped
 
-    # TODO remove this
-    def parse_owm_datestring: (untyped str) -> untyped
-
     def forecast: () -> Forecast
   end