qcacld-3.0: Remove IPA contexts from HDD

Since they are now unused remove the hdd_ipa field from struct
hdd_context and the ipa_context field from struct hdd_adapter.

Change-Id: Iec841efdd3aa0f16298c0c58ce5756b325563b34
CRs-Fixed: 2368706

core/hdd/inc/wlan_hdd_main.h

@@ -1339,9 +1339,6 @@ struct hdd_adapter {
 	uint8_t psb_changed;
 	/* UAPSD psb value configured through framework */
 	uint8_t configured_psb;
-#ifdef IPA_OFFLOAD
-	void *ipa_context;
-#endif
 	/* Use delayed work for Sec AP ACS as Pri AP Startup need to complete
 	 * since CSR (PMAC Struct) Config is same for both AP
 	 */
@@ -1780,8 +1777,6 @@ struct hdd_context {
 	qdf_wake_lock_t rx_wake_lock;
 	qdf_wake_lock_t sap_wake_lock;
 
-	void *hdd_ipa;
-
 	/* Flag keeps track of wiphy suspend/resume */
 	bool is_wiphy_suspended;