Update '.drone.yml'

.drone.yml

@@ -3,25 +3,10 @@ type: docker
 name: update
 
 steps:
-- name: pull
-  image: alpine:3.8
-  volumes:
-  - name: pull
-    path: /data
-  commands:
-  - apk add --no-cache bash curl
-  - ./update.sh
-  - cp -r pull/ /data
-  when:
-    branch:
-    - master
 - name: publish
   image: plugins/docker
-  volumes:
-  - name: pull
-    path: /data
   settings:
-    context: /data
+    no_cache: true
     username: 
       from_secret: registry_username
     password: 
@@ -32,7 +17,3 @@ steps:
   when:
     branch:
     - master
-  
-volumes:
-- name: pull
-  temp: {}