examples/Makefile.am: always execute sched_ctx/parallel_code, not only when configure option --enable-long-check is set

examples/Makefile.am

@@ -344,12 +344,8 @@ STARPU_EXAMPLES +=				\
 	sched_ctx/sched_ctx_without_sched_policy\
 	sched_ctx/nested_sched_ctxs		\
 	sched_ctx/sched_ctx_without_sched_policy_awake\
-	sched_ctx/parallel_tasks_reuse_handle
-
-if STARPU_LONG_CHECK
-STARPU_EXAMPLES +=				\
+	sched_ctx/parallel_tasks_reuse_handle	\
 	sched_ctx/parallel_code
-endif
 
 if STARPU_HAVE_HWLOC
 if STARPU_HWLOC_HAVE_TOPOLOGY_DUP