fix white space.

theano/tensor/tests/test_blas.py

@@ -719,7 +719,6 @@ def test_gemv1():
     if config.mode != 'FAST_COMPILE':
         assert topo[0].op.inplace==True
 
-
 def test_gemv2():
     ''' test vector1+dot(vector2,matrix) '''
     rng = numpy.random.RandomState(unittest_tools.fetch_seed())