dev_configure_ie: Add support for overriding RSNE

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
diff --git a/sigma_dut.c b/sigma_dut.c
index ee8d1e5..fa9ea72 100644
--- a/sigma_dut.c
+++ b/sigma_dut.c
@@ -1053,6 +1053,7 @@
 	sigma_dut.non_pref_ch_list = NULL;
 	free(sigma_dut.btm_query_cand_list);
 	sigma_dut.btm_query_cand_list = NULL;
+	free(sigma_dut.rsne_override);
 	sigma_dut_unreg_cmds(&sigma_dut);
 
 	return 0;