src/transformers/models/oneformer/modeling_oneformer.py/OneFormerTransformerDecoderFFNLayer/forward_post
class OneFormerTransformerDecoderFFNLayer:    def forward_post(self, output):
        output2 = self.linear2(self.dropout(self.activation(self.linear1(output))))
        output = output + self.dropout(output2)
        output = self.norm(output)
        return output