qcacld-3.0: [11AX] Add dot11mode changes to support 11ax

Add new dot11mode and update the utility functions to derive
the dot11mode based on the userspace config, INI config and
FW capability.

Change-Id: I5780120ef7bc2b78fd596e937fe14a2c8ad88348
CRs-Fixed: 1073481
diff --git a/Kbuild b/Kbuild
index 2089477..00d3957 100644
--- a/Kbuild
+++ b/Kbuild
@@ -1459,7 +1459,8 @@
 		-DCONFIG_MCL \
 		-DWLAN_PMO_ENABLE \
 		-DCONVERGED_P2P_ENABLE \
-		-DWLAN_POLICY_MGR_ENABLE
+		-DWLAN_POLICY_MGR_ENABLE \
+		-DSUPPORT_11AX
 
 
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