Fixes minor typo in basic playbook solution.
Fixes minor typo in basic playbook solution.

thisdavejohnson/lightbulb,ansible/lightbulb,ansible/lightbulb,tima/lightbulb,thisdavejohnson/lightbulb,ansible/lightbulb,tima/lightbulb,tima/lightbulb,ansible/lightbulb