qcacmn: compiling WDI3 version of IPA

Depreciated IPA APIs are currently getting compiled.
To fix this, adding linux kernel version check

Change-Id: I2288db34c09d60047c67a5df9081de08a6c2f62b
CRs-Fixed: 2927413

dp/wifi3.0/dp_ipa.c

@@ -1759,7 +1759,8 @@ QDF_STATUS dp_ipa_disable_autonomy(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
 /* This should be configurable per H/W configuration enable status */
 #define L3_HEADER_PADDING	2
 
-#ifdef CONFIG_IPA_WDI_UNIFIED_API
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 0)) || \
+	defined(CONFIG_IPA_WDI_UNIFIED_API)
 
 #ifndef QCA_LL_TX_FLOW_CONTROL_V2
 static inline void dp_setup_mcc_sys_pipes(