Update image diff notice text

Co-authored-by: Emily KL <4672118+emilykl@users.noreply.github.com>

Author: camdecoster

.circleci/config.yml

@@ -526,8 +526,8 @@ commands:
           name: IMAGE DIFF DETECTED - SEE NOTE BELOW
           when: on_fail
           command: |
-            echo "Image Diff Detected: baselines may need to be updated. Use \"circleci_image_artifact_download.sh\" to download new baselines."
-            echo "Add the new images to \"test/image/baselines\" and commit them to this pull request."
+            echo "Image Diff Detected: baseline images may need to be updated. Run 'tasks/circleci_image_artifact_download.sh' to download the baseline images generated by this job."
+            echo "Add the new images to 'test/image/baselines/' and commit them to this pull request."
 
 workflows:
   version: 2