bug fix in choices for autotuning
bug fix in choices for autotuning

ctuning/ck-autotuning,supriyantomaftuh/ck-autotuning,ctuning/ck-autotuning,ctuning/ck-autotuning,ctuning/ck-autotuning,ctuning/ck-autotuning,ctuning/ck-autotuning,supriyantomaftuh/ck-autotuning,supriyantomaftuh/ck-autotuning,supriyantomaftuh/ck-autotuning