Diff Attention out_proj dimension fix#1636
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Subtle potential issue with
self.out_proj = nn.Linear(embed_dim, embed_dim)working onattn.reshape(bsz, tgt_len, self.num_heads * 2 * self.head_dimin the rare case thatembed_dim != self.num_heads * 2 * self.head_dimSmall fix in the init of the base and flash attention implementations.