less gomobile related cleaning

.drone.yml

@@ -22,7 +22,6 @@ steps:
       #- go mod vendor
       - go get
       # TODO: upgrade to go1.16, remove mod/vendor, add go install for 1.16
-      # go vendor so packages aren't refetched each new stage which loses this working dir, or restructure workspace to include pkg
   - name: quality
     image: golang
     volumes:
@@ -48,6 +47,7 @@ steps:
       event: [ push, pull_request ]
     commands:
       - make linux
+      - go version
 
   - name: build-android
     image: openpriv/android-go-mobile:2021
@@ -59,10 +59,10 @@ steps:
       branch: trunk
       event: [ push, pull_request ]
     commands:
-      - rm -rf /gomogile/pkg*
-      - rm -rf /go/pkg
-      - rm -rf /tmp/gomobile*
-      - rm -rf vendor
+      #- rm -rf /gomogile/pkg*
+      #- rm -rf /go/pkg
+      #- rm -rf /tmp/gomobile*
+      #- rm -rf vendor
       - go clean --modcache
       - go mod download
       - go get golang.org/x/mobile/cmd/gomobile