Update drone.yml

.drone.yml

@@ -10,9 +10,9 @@ steps:
     GOARCH: amd64
     CGO_ENABLED: 0
   commands:
-    - go version
-    - go get
-    - go build -ldflags '-w'
+  - go version
+  - go get
+  - go build -ldflags '-w'
 - name: publish
   image: plugins/docker
   settings: