os/Kconfig: remove Kconfig entries for wifi demo apps
os/Kconfig: remove Kconfig entries for wifi demo apps

The demo app named slsidemo does not exist so the Kconfig entries for
them shall be left out.

Change-Id: I2eb76d83ce16f5677f85ee22049ba59da7669aaf
Signed-off-by: Siwon Kang <ebec45d95c8f1b394ce3a1fc19033d35a81f3ab6@samsung.com>

chanijjani/TizenRT,yashwanth686007/TizenRTOS,jeongchanKim/TizenRT,EunBongSong/TizenRT,heejin-kim/TizenRT,jsdosa/TizenRT,davidfather/TizenRT,kimusan/TizenRT,JeongJunSik/TizenRT,pillip8282/TizenRT,olegartys/TizenRT,pillip8282/TizenRT,JeongJunSik/TizenRT,davidfather/TizenRT,JunhwanPark/TizenRT,JunhwanPark/TizenRT,JunhwanPark/TizenRT,shivgarg/TizenRT,sangwon03/TizenRT,HONGCHAEHEE/TizenRT,kimusan/TizenRT,pillip8282/TizenRT,EunBongSong/TizenRT,jeongchanKim/TizenRT,sunghan-chang/TizenRT,olegartys/TizenRT,JeongJunSik/TizenRT,pillip8282/TizenRT,sangwon03/TizenRT,sunghan-chang/TizenRT,jeongchanKim/TizenRT,Samsung/TizenRT,junmin-kim/TizenRT,pillip8282/TizenRT,chanijjani/TizenRT,kimusan/TizenRT,manoharahk/TizenRT,sangwon03/TizenRT,pillip8282/TizenRT,HONGCHAEHEE/TizenRT,sunghan-chang/TizenRT,Samsung/TizenRT,JeonginKim/TizenRT,manoharahk/TizenRT,davidfather/TizenRT,lssgood/TizenRT,chanijjani/TizenRT,an4967/TizenRT,youngeunpark/TizenRT,btheosam/TizenRT,jeongarmy/TizenRT,olegartys/TizenRT,sunghan-chang/TizenRT,jeongchanKim/TizenRT,shivgarg/TizenRT,Parkjihooni6186/TizenRT,JeongJunSik/TizenRT,shivgarg/TizenRT,an4967/TizenRT,shivgarg/TizenRT,jsdosa/TizenRT,sangwon03/TizenRT,lokeshbv/TizenRT,jeongchanKim/TizenRT,kimusan/TizenRT,Parkjihooni6186/TizenRT,youngeunpark/TizenRT,btheosam/TizenRT,manoharahk/TizenRT,HONGCHAEHEE/TizenRT,lssgood/TizenRT,an4967/TizenRT,Samsung/TizenRT,yashwanth686007/TizenRTOS,HONGCHAEHEE/TizenRT,shivgarg/TizenRT,EunBongSong/TizenRT,heejin-kim/TizenRT,dr-venkman/TizenRT,guswns0528/TizenRT,Samsung/TizenRT,dr-venkman/TizenRT,sangwon03/TizenRT,btheosam/TizenRT,davidfather/TizenRT,sunghan-chang/TizenRT,HONGCHAEHEE/TizenRT,jeongarmy/TizenRT,jeongarmy/TizenRT,EunBongSong/TizenRT,kimusan/TizenRT,Samsung/TizenRT,btheosam/TizenRT,JeonginKim/TizenRT,manoharahk/TizenRT,youngeunpark/TizenRT,JeongJunSik/TizenRT,Parkjihooni6186/TizenRT,EunBongSong/TizenRT,lssgood/TizenRT,Samsung/TizenRT,yashwanth686007/TizenRTOS,JeonginKim/TizenRT,btheosam/TizenRT,lokeshbv/TizenRT,guswns0528/TizenRT,guswns0528/TizenRT,an4967/TizenRT,olegartys/TizenRT,sangwon03/TizenRT,chanijjani/TizenRT,an4967/TizenRT,davidfather/TizenRT,lokeshbv/TizenRT,pillip8282/TizenRT,jeongchanKim/TizenRT,heejin-kim/TizenRT,Parkjihooni6186/TizenRT,yashwanth686007/TizenRTOS,Parkjihooni6186/TizenRT,JunhwanPark/TizenRT,dr-venkman/TizenRT,JeonginKim/TizenRT,yashwanth686007/TizenRTOS,youngeunpark/TizenRT,youngeunpark/TizenRT,EunBongSong/TizenRT,youngeunpark/TizenRT,heejin-kim/TizenRT,an4967/TizenRT,jsdosa/TizenRT,jsdosa/TizenRT,lssgood/TizenRT,davidfather/TizenRT,davidfather/TizenRT,HONGCHAEHEE/TizenRT,kimusan/TizenRT,JunhwanPark/TizenRT,junmin-kim/TizenRT,sunghan-chang/TizenRT,lokeshbv/TizenRT,lokeshbv/TizenRT,JeongJunSik/TizenRT,dr-venkman/TizenRT,jeongarmy/TizenRT,jsdosa/TizenRT,Samsung/TizenRT,junmin-kim/TizenRT,manoharahk/TizenRT,olegartys/TizenRT,chanijjani/TizenRT,btheosam/TizenRT,junmin-kim/TizenRT,Parkjihooni6186/TizenRT,yashwanth686007/TizenRTOS,heejin-kim/TizenRT,an4967/TizenRT,junmin-kim/TizenRT,junmin-kim/TizenRT,chanijjani/TizenRT,jeongarmy/TizenRT,manoharahk/TizenRT,JunhwanPark/TizenRT,jeongarmy/TizenRT,jeongarmy/TizenRT,junmin-kim/TizenRT,dr-venkman/TizenRT,lssgood/TizenRT,JeonginKim/TizenRT,guswns0528/TizenRT,guswns0528/TizenRT,jsdosa/TizenRT,heejin-kim/TizenRT,jsdosa/TizenRT,lokeshbv/TizenRT,jeongchanKim/TizenRT,chanijjani/TizenRT,dr-venkman/TizenRT,olegartys/TizenRT,shivgarg/TizenRT,lssgood/TizenRT,sunghan-chang/TizenRT,JeonginKim/TizenRT