Stop running RowWiseSparseAdam test on GPU
Stop running RowWiseSparseAdam test on GPU

Reviewed By: pietern

Differential Revision: D6739194

fbshipit-source-id: 0892cdc6a575a84147f86984c67e7b4bf605a197

xzturn/caffe2,xzturn/caffe2,Yangqing/caffe2,xzturn/caffe2,Yangqing/caffe2,caffe2/caffe2,xzturn/caffe2,Yangqing/caffe2,xzturn/caffe2,Yangqing/caffe2,Yangqing/caffe2