exa2pro/starpu-max: porting work to Maxeler DFE @ 4ad376907e7fd71f0ccd2cf0152b219ebbb73b7a

Cyril Roelandt 96efa2dc02 Replacing task->buffers[x].handle by task->handles[x] and moving the modes from the task to the codelets in some of the tests.		14 lat temu
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invalid_blocking_calls.c	96efa2dc02 Replacing task->buffers[x].handle by task->handles[x] and moving the modes from the task to the codelets in some of the tests.	14 lat temu
invalid_tasks.c	137a8543af tests: update location for helper.h and use STARPU_ASSERT	14 lat temu
starpu_init_noworker.c	7599748470 update code w.r.t coding style	14 lat temu