le_tc/sched: Modify wrong param for pid in waitpid
le_tc/sched: Modify wrong param for pid in waitpid

Line 399 in tc_sched.c is for checking wrong pid, so change to -1 which is not valid for pid

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