Update rakefile, remove duplication and resequence

The use of default clear and then setting was triggering a duplication warning
Remove the clear and just set the required values

Also, resequence the tasks as rspec would now fail as we no longer
have 100% coverage, cucumber will _never_ run

Rakefile

@@ -6,6 +6,5 @@ require_relative "config/application"
 Rails.application.load_tasks
 
 unless Rails.env.production?
-  task(:default).clear
-  task default: %i[rubocop erblint javascript_tests spec cucumber]
+  task default: %i[rubocop erblint javascript_tests cucumber spec]
 end