Removing phpunit from continuing education until we have tests.

Author: brianhogg

.github/workflows/workflow-sync.yml

@@ -59,7 +59,6 @@ env:
     gocodebox/lifterlms-advanced-videos
     gocodebox/lifterlms-assignments
     gocodebox/lifterlms-blocks
-    gocodebox/lifterlms-continuing-education
     gocodebox/lifterlms-convertkit
     gocodebox/lifterlms-custom-fields
     gocodebox/lifterlms-gateway-authorize-net