iwlwifi: mvm: Fix a memory leak in an error handling path in 'iwl_mvm_sar_get_wgds_table()'

We should free 'wgds.pointer' here as done a few lines above in another
error handling path.
It was allocated within 'acpi_evaluate_object()'.

Fixes: c52030a01ccc ("iwlwifi: mvm: add GEO_TX_POWER_LIMIT cmd for geographic tx power table")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/mvm/fw.c

@@ -1275,8 +1275,10 @@ static int iwl_mvm_sar_get_wgds_table(struct iwl_mvm *mvm)
 
 			entry = &wifi_pkg->package.elements[idx++];
 			if ((entry->type != ACPI_TYPE_INTEGER) ||
-			    (entry->integer.value > U8_MAX))
-				return -EINVAL;
+			    (entry->integer.value > U8_MAX)) {
+				ret = -EINVAL;
+				goto out_free;
+			}
 
 			mvm->geo_profiles[i].values[j] = entry->integer.value;
 		}