Revert "DEV: Queue jobs in tests by default."

Too risky for now

This reverts commit be28154d3b9289a249d413d462705cd075375888.

spec/controllers/categories_controller_spec.rb

@@ -10,7 +10,6 @@ describe CategoriesController do
 
     describe "logged in" do
       before do
-        SiteSetting.queue_jobs = false
         @user = log_in(:admin)
       end
 
@@ -50,6 +49,8 @@ describe CategoriesController do
           }, format: :json
         end
 
+        it { is_expected.not_to respond_with(:success) }
+
         it "returns errors on a duplicate category name" do
           expect(response.status).to eq(422)
         end
@@ -156,9 +157,6 @@ describe CategoriesController do
   end
 
   describe "update" do
-    before do
-      SiteSetting.queue_jobs = false
-    end
 
     it "requires the user to be logged in" do
       put :update, params: { id: 'category' }, format: :json