Fix bin/dev script at the pro dummy app (#2140)

Author: AbanoubGhadban

react_on_rails_pro/spec/dummy/bin/dev

@@ -2,4 +2,4 @@
 # frozen_string_literal: true
 
 # This script calls the base dev script with a fixed route for the dummy app
-exec File.join(__dir__, "../../../../lib/generators/react_on_rails/templates/base/base/bin/dev"), "--route=/", *ARGV
+exec File.join(__dir__, "../../../../react_on_rails/lib/generators/react_on_rails/templates/base/base/bin/dev"), "--route=/", *ARGV