exa2pro/starpu-max: porting work to Maxeler DFE @ 1ff587069dc0b380717cf607c0e97f8b598913d6

Nathalie Furmento efb9cbf614 tests: use STARPU_TEST_SKIPPED instead of hard-coded value 77		14 rokov pred
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explicit_combined_worker.c	efb9cbf614 tests: use STARPU_TEST_SKIPPED instead of hard-coded value 77	14 rokov pred
parallel_kernels.c	efb9cbf614 tests: use STARPU_TEST_SKIPPED instead of hard-coded value 77	14 rokov pred
parallel_kernels_spmd.c	efb9cbf614 tests: use STARPU_TEST_SKIPPED instead of hard-coded value 77	14 rokov pred
spmd_pgreedy.c	efb9cbf614 tests: use STARPU_TEST_SKIPPED instead of hard-coded value 77	14 rokov pred