update to go 1.13

bradrydzewski · bradrydzewski · commit f9fd3fe42bdf · 2019-10-02T09:05:06.000-07:00
diff --git a/.drone.yml b/.drone.yml
@@ -4,7 +4,7 @@ name: default
 
 steps:
 - name: build
-  image: golang:1.9
+  image: golang:1.13
   commands:
   - sh .drone.sh
 
