remove sleep on launch (#28236)

old-commit-hash: 115fc66514dbbdac0591d2d59734ed5233fd0dd8

launch_chffrplus.sh

@@ -9,11 +9,6 @@ source "$BASEDIR/launch_env.sh"
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null && pwd )"
 
 function agnos_init {
-  # wait longer for weston to come up
-  if [ -f "$BASEDIR/prebuilt" ]; then
-    sleep 3
-  fi
-
   # TODO: move this to agnos
   sudo rm -f /data/etc/NetworkManager/system-connections/*.nmmeta