cloudron-setup: fix the echo

scripts/cloudron-setup

@@ -20,10 +20,9 @@ run_apt_get() {
     for count in {1..5}; do
         # we used to check for locks, but there are many locks it seems
         while pgrep -x "apt-get|apt|dpkg" >/dev/null; do
-            echo -n "=> Waiting for existing apt/dpkg processes to finish..."
+            echo "=> Waiting for 30s for existing apt/dpkg processes to finish..."
             sleep 30
         done
-        echo ""
 
         if DEBIAN_FRONTEND=noninteractive apt-get "$@" &>> "${LOG_FILE}"; then
             success=true