README fix

Author: Bradley A. Thornton

README.md

@@ -262,7 +262,7 @@ def main():
 The tests rely on a role generated by the resource module builder. After changes to the resource module builder, the role should be regenerated and the tests modified and run as needed.  To generate the role after changes:
 
 ```
-ansible-playbook -e parent=./tests/roles/my_role \
+ansible-playbook -e parent=./rmb_tests/roles/my_role \
                  -e structure=role \
                  -e model=models/myos/interfaces/myos_interfaces.yml \
                  site.yml