yamllint: All tasks need to be named

yamllint is failing for unnamed tasks. All block and include_tasks tasks
are now named.

tests/config/test_config_sid.yml

@@ -18,7 +18,8 @@
     register: previous
 
   # TESTS
-  - block:
+  - name: Test config sid
+    block:
     - name: Check if SID is enabled.
       ipaconfig:
         ipaadmin_password: SomeADMINpassword