remove mac tests (fail due to timeouts)
remove mac tests (fail due to timeouts)

mrirecon/bart,Takishima/bart,sidward/bart,sidward/bart,Takishima/bart,sdimoudi/bart,sdimoudi/bart,Takishima/bart,mrirecon/bart,sidward/bart,mrirecon/bart,sdimoudi/bart,sidward/bart,mrirecon/bart,sidward/bart,mrirecon/bart,sdimoudi/bart,Takishima/bart,Takishima/bart,sdimoudi/bart