Update ai_artifact_key_value_api_spec.rb

Co-authored-by: Joffrey JAFFEUX <[email protected]>

Author: SamSaffron

ai_artifact_key_value_api_spec.rb

@@ -55,7 +55,7 @@
     within_frame(find("iframe")) do
       expect(page).to have_selector("#log", wait: 10)
       expect(page).to have_selector("#log[data-test-complete='true']", wait: 15)
-      expect(page).not_to have_selector("#log[data-test-error]")
+      expect(page).to have_no_selector("#log[data-test-error]")
     end
 
     expect(artifact.key_values.find_by(key: "test_key", user: user)).to be_nil