Update config.yml

Author: LiamConnors

.circleci/config.yml

@@ -432,7 +432,7 @@ jobs:
     resource_class: xlarge
     docker:
       # specify the version you desire here
-      # use `-browsers` prefix for selenium tests, e.g. `3.6.1-browsers`
+      # use `-browsers` prefix for selenium tests, for example, `3.6.1-browsers`
       - image: cimg/python:3.7-browsers
 
     steps: