bind_receiver_test: Fix "unused value" of writing addr_ton twice

The constant 0x34 clearly hints that this should be written to
interface_version...

Closes: CID#135235
Change-Id: I89e16746da5c9f77b721294149a1bce5be5a1eae

test_pdu/bind_receiver_test.c

@@ -53,7 +53,7 @@ main( int argc, char *argv[] )
     snprintf((char*)b.system_id, sizeof(b.system_id), "%s", "system_id");
     snprintf((char*)b.password, sizeof(b.password), "%s", "pass");
     snprintf((char*)b.system_type, sizeof(b.system_type), "%s", "syste");
-    b.addr_ton    = 0x34;
+    b.interface_version = 0x34;
     b.addr_ton    = 2;
     b.addr_npi    = 1;
     snprintf((char*)b.address_range, sizeof(b.address_range), "%s", "address_range");