hammerhead: wifi: modify bcmdhd.cal
hammerhead: wifi: modify bcmdhd.cal

Modify antenna gain to increase target power for 802.11a band4 (ch.144~165)

Bug: 11016096
Change-Id: I0c3144fc90b794b9bb2a86d6db06c96e11ec0e1a

maruos/android_device_lge_hammerhead,maruos/android_device_lge_hammerhead,maruos/android_device_lge_hammerhead,maruos/android_device_lge_hammerhead