Update install.sh: before installed msg

Co-authored-by: Mike Szczys <szczys@users.noreply.github.com>

Author: DhruvaG2000

install.sh

@@ -15,4 +15,4 @@ mv ~/.ArduinoCore-API/api/tmpArduinoAPI.h ~/.ArduinoCore-API/api/ArduinoAPI.h
 echo -e "\n\nLinking..."
 ln -sf ~/.ArduinoCore-API/api ~/zephyrproject/modules/lib/Arduino-Zephyr-API/cores/arduino/.
 
-echo "\nModule Successfully installed..."
+echo -e "\nModule Successfully installed..."