qcacld-3.0: Delete a repeated MACRO in Kbuild

The duplicated MACRO in Kbuild is:
cppflags-$(CONFIG_HTT_PADDR64) += -DHTT_PADDR64

Change-Id: I0da070efcedf1af58bf0443f3402e6750c36a351
CRs-Fixed: 3111174

Kbuild

@@ -3683,7 +3683,6 @@ cppflags-$(CONFIG_DP_LFR) += -DDP_LFR
 cppflags-$(CONFIG_DUP_RX_DESC_WAR) += -DDUP_RX_DESC_WAR
 cppflags-$(CONFIG_DP_MEM_PRE_ALLOC) += -DDP_MEM_PRE_ALLOC
 cppflags-$(CONFIG_DP_TXRX_SOC_ATTACH) += -DDP_TXRX_SOC_ATTACH
-cppflags-$(CONFIG_HTT_PADDR64) += -DHTT_PADDR64
 cppflags-$(CONFIG_WLAN_FEATURE_BMI) += -DWLAN_FEATURE_BMI
 cppflags-$(CONFIG_QCA_TX_PADDING_CREDIT_SUPPORT) += -DQCA_TX_PADDING_CREDIT_SUPPORT
 cppflags-$(CONFIG_QCN7605_SUPPORT) += -DQCN7605_SUPPORT -DPLATFORM_GENOA