framework/wifi_manager: Modify a logic to save and load AP configurations in wifi_utils
framework/wifi_manager: Modify a logic to save and load AP configurations in wifi_utils

- Load SSID and PASSPHRASE string information using ssid_length and passphrase_length variables

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