Update Dockerfile

Author: cicirello

Dockerfile

@@ -1,9 +1,9 @@
-# If all you need is Python 3, use:
-FROM cicirello/pyaction-lite:3
-
 # If you need Python 3 and the GitHub CLI, then use:
 # FROM cicirello/pyaction:4
 
+# If all you need is Python 3, use:
+# FROM cicirello/pyaction-lite:3
+
 # If Python 3 + git is sufficient, then use:
 # FROM cicirello/pyaction:3