dpif-netlink: Fix memory leak on port del on WIN32.

Fixes: da467899ab ("Windows: Add internal switch port per OVS bridge")
Signed-off-by: Eric Garver <e@erig.me>
Acked-by: Alin Gabriel Serdean <aserdean@cloudbasesolutions.com>
Signed-off-by: Joe Stringer <joe@ovn.org>

lib/dpif-netlink.c

@@ -963,6 +963,7 @@ dpif_netlink_port_del__(struct dpif_netlink *dpif, odp_port_t port_no)
                      temp_dpif_port.name);
         };
     }
+    dpif_port_destroy(&temp_dpif_port);
 #endif
     error = dpif_netlink_vport_transact(&vport, NULL, NULL);