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

coreml/whisper_base_coreml_fp16.pte

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:98b0a29a3df467cbb8fafd50a821f1225604c25f4185a31c63a89378f18d2a0e
-size 146596140
+oid sha256:b67b9bcdd5d19c9f252984bc7e7a8531e27be7c51f162b76f6ea461d0646af0a
+size 146598652

mlx/whisper_base_mlx_bf16.pte

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:187a265484fd950035c0f9c1ca81e0299787fd11fa5f9d338de1a1c50027b765
-size 146182656
+oid sha256:e1b4871110d29ba9fcb96b162950552a2161aa119fea3eca9d2470ce394b463d
+size 146184192

xnnpack/whisper_base_xnnpack_fp32.pte

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:c77ccb982f44af7114f42b83c905d080423fa7ef756e995dae5f6223cd47f4c4
-size 398659328
+oid sha256:59d755542e2aff148b6f43d097583ebd4450d923a060ca829fd5f77b61c8e6a2
+size 398664448