fix delete tuntap inf from bridge before delete it to avoid error busy device

ubuntu_base/opportunistic_utils.py

@@ -189,6 +189,8 @@ class IdsOpportunistic:
 
             # Double check if IDS deployed correctly to be removed: Checking the interface connect to br0 is private inf of IDS
             if inside_inter_name == private_if:
+                if_utils.delete_interface_from_bridge(new_bridge, public_if)
+                if_utils.delete_interface_from_bridge(if_utils.BR_CENTER_NAME, private_if)
                 if_utils.delete_tuntap_interface(public_if)
                 if_utils.delete_tuntap_interface(private_if)
                 if_utils.delete_bridge(new_bridge)