tests/Makefile.am: call starpu_machine_display when running make check

tests/Makefile.am

@@ -95,7 +95,10 @@ if STARPU_COVERAGE_ENABLED
 TESTS	+=	coverage/coverage.sh
 endif
 
+starpu_machine_display_SOURCES	=	../tools/starpu_machine_display.c
+
 noinst_PROGRAMS =				\
+	starpu_machine_display			\
 	core/restart				\
 	core/execute_on_a_specific_worker	\
 	core/insert_task			\