TESTS: simple LU RESET TMF test

Dispatch a write and subsequently reset the logical unit via iSCSI TMF.
This is based on the AbortTaskSimpleAsync test.

Signed-off-by: David Disseldorp <ddiss@suse.de>

test-tool/iscsi-test-cu.h

@@ -322,5 +322,6 @@ void test_multipathio_compareandwrite(void);
 void test_mpio_async_caw(void);
 
 void test_async_abort_simple(void);
+void test_async_lu_reset_simple(void);
 
 #endif        /* _ISCSI_TEST_CU_H_ */