qcacld-3.0: disable symbol export if multi-chip is supported

Symbol export should be disabled if multiple chipsets
is supported, to avoid possible 'exports duplicate
symbol' issue which will result in wlan driver loading
failure during bootup.

Change-Id: Ia79e811ae813a7ab39aea597b3d01aba0762c144
CRs-Fixed: 3693883

configs/default_defconfig

@@ -431,9 +431,9 @@ CONFIG_WLAN_FEATURE_MEDIUM_ASSESS := y
 
 #Disable the Export Symbol config
 ifeq ($(CONFIG_WLAN_MULTI_CHIP_SUPPORT), y)
-CONFIG_WLAN_DISABLE_EXPORT_SYMBOL := n
-else
 CONFIG_WLAN_DISABLE_EXPORT_SYMBOL := y
+else
+CONFIG_WLAN_DISABLE_EXPORT_SYMBOL := n
 endif
 
 CONFIG_QCACLD_FEATURE_GREEN_AP := y