chore: sync and lock mlx-swift-lm to latest main

solderzzc · solderzzc · commit 73429e1b4be1 · 2026-04-06T10:10:48.000-07:00
diff --git a/mlx-swift-lm b/mlx-swift-lm
@@ -1 +1 @@
-Subproject commit 5deab6f72e343517c983355654d92dd1bd14a45f
+Subproject commit 72cf2f7afdc47a1ddf74745388ee6e8dcb357d30
