Do not run download scenarios tagged as "large" in Drone

Large scenarios take too long to run, so they would be cancelled before
they were finished. Therefore, now they are not even run.

Signed-off-by: Daniel Calviño Sánchez <danxuliu@gmail.com>

.drone.yml

@@ -547,7 +547,7 @@ pipeline:
     commands:
       - ./occ maintenance:install --admin-pass=admin --data-dir=/dev/shm/nc_int
       - cd build/integration
-      - ./run.sh features/download.feature
+      - ./run.sh --tags ~@large features/download.feature
     when:
       matrix:
         TESTS: integration-download