fix(drone): charts url error

Author: duanhongyi

.drone/drone.yml

@@ -153,7 +153,7 @@ steps:
   - IMAGE_TAG=$([ ! -z $DRONE_TAG ] && echo ${DRONE_TAG:1} || echo \"canary\")
   - sed -i "s/image_tag:\ \"canary\"/image_tag:\ $IMAGE_TAG/g" charts/registry/values.yaml
   - helm package charts/registry --version ${DRONE_TAG:-v1.0.0}
-  - curl -u $CHARTMUSEUM_USERNAME:$CHARTMUSEUM_PASSWORD -F chart=@registry-${DRONE_TAG:-v1.0.0}.tgz "$CHARTMUSEUM_API/api/$([ -z $DRONE_TAG ] && echo testing |echo stable)/charts"
+  - curl -u $CHARTMUSEUM_USERNAME:$CHARTMUSEUM_PASSWORD -F chart=@registry-${DRONE_TAG:-v1.0.0}.tgz "$CHARTMUSEUM_API/api/$([ -z $DRONE_TAG ] && echo testing || echo stable)/charts"
   environment:
     CHARTMUSEUM_USERNAME:
       from_secret: chartmuseum_username