qcacld-3.0: Remove the cb_mode usage in channel bonding

Remove the CB mode usage in channel bonding since the center
center frequency is calculated using channel width and channel
number.

Change-Id: Ie9685a833750bf3b69cce40c5d9587fb9b232047
CRs-Fixed: 962174
diff --git a/core/mac/src/pe/include/lim_global.h b/core/mac/src/pe/include/lim_global.h
index 07bd3bc..a7747a1 100644
--- a/core/mac/src/pe/include/lim_global.h
+++ b/core/mac/src/pe/include/lim_global.h
@@ -512,6 +512,7 @@
 	uint8_t primaryChannel;
 	uint8_t ch_center_freq_seg0;
 	uint8_t ch_center_freq_seg1;
+	uint8_t sec_ch_offset;
 	phy_ch_width ch_width;
 	int8_t switchCount;
 	uint32_t switchTimeoutValue;