Upsample should be after L->H convolution

[andravin]

OctaveConv_pytorch/nn/OctaveConv2.py

Line 36 in 83b4cc1

X_l2h = self.upsample(X_l)

In the paper, the upsample operation occurs after the L->H convolution, not before.

[lxtGH]

Hi!, thanks for your review!!!