qcacld-3.0: Remove isScanSessionOpen from struct sap_context

Change I3c4f8da14dbc70a3102fb1892bb101eb1a90a00d ("qcacld-3.0: Fix
firmware assertion caused by vdev delete") removed all usage of field
isScanSessionOpen in struct sap_context. Since it is obsolete, remove
it.

Change-Id: I30eb9d3b4ca39a5f14dafe9559d025cb361372b5
CRs-Fixed: 2375522

core/sap/src/sap_internal.h

@@ -176,8 +176,6 @@ struct sap_context {
 	uint16_t ch_width_orig;
 	struct ch_params ch_params;
 
-	/* session to scan */
-	bool isScanSessionOpen;
 	uint32_t auto_channel_select_weight;
 	tSapAcsChannelInfo acsBestChannelInfo;
 	bool enableOverLapCh;