Replace .pte files with reexported versions including dynamic dims companion methods

coreml/whisper_tiny_coreml_fp16.pte

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:1c120802364884162d6a19aa0ae896adac08e4a56e041415d9de8021807bf588
-size 76779108
+oid sha256:bc5a8942ee99abce0747106326e41ff95ae967046ca5fe283a50822299400419
+size 76781635

mlx/whisper_tiny_mlx_bf16.pte

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:35c52e6e99b78054e62342a5500c9d548e7df60fb049db7d6b93906400122897
-size 76425216
+oid sha256:abfd1de08b511e0fa775328746767b55e6c61b0dddc4ff9667968d27c1d6c712
+size 76426624

xnnpack/whisper_tiny_xnnpack_fp32.pte

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:272cb572c2d54e2ef22bdb9e6d807e923bc8cd1827f43ff16d7dafcc62727762
-size 232615296
+oid sha256:9698d29d935f9f0d56fa18cf007262c365d7a7c18b42c4683597ec8239821db7
+size 232619264