:gear: using validation tool to generate drone file

.drone.yml

@@ -1,9 +1,8 @@
----
 #################
 # Frontend Test #
 #################
-
 kind: pipeline
+type: docker
 name: frontend_run_tests
 
 steps:
@@ -22,5 +21,3 @@ volumes:
     - name: frontend_node_cache
       host:
           path: /tmp/cache/drone/frontend/node_modules
----
-