revert to original golang image

.drone.yml

@@ -4,9 +4,8 @@ name: default
 
 steps:
 - name: static_check
-  image: golang:alpine
+  image: golang:latest
   commands:
-  - apk update && apk --no-cache add git gcc glibc
   - go install honnef.co/go/tools/cmd/staticcheck@latest
   - staticcheck ./pkg/...
   volumes:
@@ -14,9 +13,8 @@ steps:
     path: /go
 
 - name: lint
-  image: golang:alpine
+  image: golang:latest
   commands:
-  - apk update && apk --no-cache add git gcc glibc
   - go install golang.org/x/lint/golint@latest
   - golint -set_exit_status ./pkg/...
   volumes:
@@ -24,9 +22,8 @@ steps:
     path: /go
 
 - name: vet
-  image: golang:alpine
+  image: golang:latest
   commands:
-  - apk update && apk --no-cache add git gcc glibc
   - go vet ./pkg/...
   volumes:
   - name: gopath