Ignore favicon requests in a couple more specs

Author: davidrunger

spec/features/driver_spec.rb

@@ -720,7 +720,7 @@ def create_screenshot(file, *args)
 
         it "captures responses" do
           @session.visit("/cuprite/with_js")
-          request = @driver.network_traffic.last
+          request = non_favicon_exchanges(@driver.network_traffic).last
 
           expect(request.response.status).to eq(200)
         end
@@ -753,7 +753,7 @@ def create_screenshot(file, *args)
 
         it "gets cleared when being cleared" do
           @session.visit("/cuprite/with_js")
-          expect(@driver.network_traffic.length).to eq(4)
+          expect(non_favicon_exchanges(@driver.network_traffic).length).to eq(4)
 
           @driver.clear_network_traffic