fixed docs for host list examples

lib/ansible/plugins/inventory/advanced_host_list.py

@@ -23,7 +23,7 @@ DOCUMENTATION:
     description:
         - Parses a host list string as a comma separated values of hosts and supports host ranges.
         - This plugin only applies to inventory sources that are not paths and contain at least one comma.
-EXAMPLES:
+EXAMPLES: |
     # simple range
     ansible -i 'host[1:10],' -m ping
 

lib/ansible/plugins/inventory/host_list.py

@@ -14,7 +14,7 @@
 #
 # You should have received a copy of the GNU General Public License
 # along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
-'''
+r'''
 DOCUMENTATION:
     inventory: host_list
     version_added: "2.4"