qcacld-3.0: Remove is_ra_ratelimit_enabled from cds_config_info

Change I870a1271a627d47242000f5e04068e628f567216 ("qcacld-3.0: Cleanup
usage of RA rate limit variables in WMA") removed all usage of field
is_ra_ratelimit_enabled in struct cds_config_info. Since this field is
now obsolete, remove it.

Change-Id: Iea020b56cb1927718bccb7bc77d314e40b9c73a6
CRs-Fixed: 2411167

core/cds/inc/cds_config.h

@@ -80,9 +80,6 @@ struct cds_config_info {
 	enum qdf_driver_type driver_type;
 	uint8_t ap_maxoffload_peers;
 	uint8_t ap_maxoffload_reorderbuffs;
-#ifdef FEATURE_WLAN_RA_FILTERING
-	bool is_ra_ratelimit_enabled;
-#endif
 	uint8_t reorder_offload;
 	uint8_t uc_offload_enabled;
 	bool enable_rxthread;