devicemodel:nuc:launch_uos.sh: drop a useless clear parameter

This 'clear' parameter's never been referred in launch_clear
function, so drop it.

Tracked-On: #1599
Signed-off-by: Ming Liu <liu.ming50@gmail.com>

Author: liuming50

devicemodel/samples/nuc/launch_uos.sh

@@ -47,4 +47,4 @@ for i in `ls -d /sys/devices/system/cpu/cpu[1-99]`; do
         fi
 done
 
-launch_clear 1 1 "64 448 8" 0x070F00 clear
+launch_clear 1 1 "64 448 8" 0x070F00