Merge pull request #367 from yahonda/remove_redundant_run_methods

Remove redundant `run` methods in `SolidQueue::Processes`

Author: byroot

lib/solid_queue/processes/runnable.rb

@@ -41,10 +41,6 @@ def boot
         end
       end
 
-      def run
-        raise NotImplementedError
-      end
-
       def shutting_down?
         stopped? || (running_as_fork? && supervisor_went_away?) || finished? || !registered?
       end