qcacld-3.0: Disable CONFIG_EXT_WOW feature

ext-wow feature never supported/tested on MCC, and there
is no known customer using this feature, so compile it out.

Change-Id: I3c79ebecd5b2a44cfa9339748bf8e94f596e71bd
CRs-Fixed: 2680331

configs/genoa.pci.debug_defconfig

@@ -7,7 +7,6 @@ CONFIG_ROME_PCIE := n
 CONFIG_ROME_IF = pci
 CONFIG_QMI_SUPPORT := y
 CONFIG_HIF_PCI := y
-CONFIG_EXT_WOW := y
 
 ifeq ($(CONFIG_PCI_MSM), y)
 CONFIG_FEATURE_WLAN_D0WOW := y