fixed --docker_run_opts bug in build-android-with-docker.sh
fixed --docker_run_opts bug in build-android-with-docker.sh

string to array routine did not work properly. fixed it.

google/android-cuttlefish,google/android-cuttlefish,google/android-cuttlefish,google/android-cuttlefish,google/android-cuttlefish,google/android-cuttlefish,google/android-cuttlefish