drivers/testcase : Fix typo for tg_pgid
drivers/testcase : Fix typo for tg_pgid

There is a typo, change tg_gpid to tg_pgid

an4967/TizenRT,sunghan-chang/TizenRT,an4967/TizenRT,jeongchanKim/TizenRT,an4967/TizenRT,jsdosa/TizenRT,junmin-kim/TizenRT,davidfather/TizenRT,junmin-kim/TizenRT,jeongchanKim/TizenRT,jsdosa/TizenRT,jsdosa/TizenRT,pillip8282/TizenRT,chanijjani/TizenRT,pillip8282/TizenRT,sunghan-chang/TizenRT,Samsung/TizenRT,chanijjani/TizenRT,davidfather/TizenRT,junmin-kim/TizenRT,an4967/TizenRT,jeongchanKim/TizenRT,sunghan-chang/TizenRT,an4967/TizenRT,jeongchanKim/TizenRT,jeongchanKim/TizenRT,sunghan-chang/TizenRT,jeongarmy/TizenRT,Samsung/TizenRT,chanijjani/TizenRT,jsdosa/TizenRT,Samsung/TizenRT,sunghan-chang/TizenRT,an4967/TizenRT,jeongarmy/TizenRT,chanijjani/TizenRT,jeongarmy/TizenRT,pillip8282/TizenRT,pillip8282/TizenRT,pillip8282/TizenRT,jsdosa/TizenRT,jeongarmy/TizenRT,davidfather/TizenRT,jsdosa/TizenRT,jeongarmy/TizenRT,davidfather/TizenRT,davidfather/TizenRT,chanijjani/TizenRT,chanijjani/TizenRT,davidfather/TizenRT,Samsung/TizenRT,jeongchanKim/TizenRT,Samsung/TizenRT,pillip8282/TizenRT,an4967/TizenRT,sunghan-chang/TizenRT,junmin-kim/TizenRT,junmin-kim/TizenRT,davidfather/TizenRT,jsdosa/TizenRT,Samsung/TizenRT,jeongchanKim/TizenRT,jeongarmy/TizenRT,sunghan-chang/TizenRT,chanijjani/TizenRT,junmin-kim/TizenRT,junmin-kim/TizenRT,pillip8282/TizenRT,Samsung/TizenRT,jeongarmy/TizenRT