chore(format): run black on dev (#24)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

infer/lib/infer_pack/models.py

@@ -175,7 +175,7 @@ def infer(
         phone_lengths: torch.Tensor,
         sid: torch.Tensor,
         pitch: Optional[torch.Tensor] = None,
-        pitchf: Optional[torch.Tensor] = None, # nsff0
+        pitchf: Optional[torch.Tensor] = None,  # nsff0
         skip_head: Optional[torch.Tensor] = None,
         return_length: Optional[torch.Tensor] = None,
         # return_length2: Optional[torch.Tensor] = None,