dlx: defconfig: Use BCMDHD_4334_MCC as per HTC 4.4.2 stock kernel

Change-Id: Ia82fa70dcd8cb625945c28759dfb3a42ac5f131c
dlx: wlan: Fix WiFi tethering

Change-Id: I70cc43a39c7f8adaf3dfead5d85782d1465c1294