wlan: Check CH144 firmware support.

Include channel 144 in scan request only if firmware supports.

Change-Id: I56bdf1a387672621c55d5ad19c06ec60f0189a4e
CRs-Fixed: 629254
diff --git a/CORE/MAC/src/include/sirParams.h b/CORE/MAC/src/include/sirParams.h
index 3fcb8b5..a83d250 100644
--- a/CORE/MAC/src/include/sirParams.h
+++ b/CORE/MAC/src/include/sirParams.h
@@ -100,7 +100,9 @@
    CH_SWITCH_V1           = 33,
    HT40_OBSS_SCAN         = 34,
    UPDATE_CHANNEL_LIST    = 35,
-   WLAN_MCADDR_FLT        = 36
+   WLAN_MCADDR_FLT        = 36,
+   WLAN_CH144             = 37,
+
    //MAX_FEATURE_SUPPORTED = 128
 } placeHolderInCapBitmap;