Add DINOv2 (#24016)

* First draft

* More improvements

* Convert patch embedding layer

* Convert all weights

* Make conversion work

* Improve conversion script

* Fix style

* Make all tests pass

* Add image processor to auto mapping

* Add swiglu ffn

* Add image processor to conversion script

* Fix conversion of giant model

* Fix documentation

* Fix style

* Fix tests

* Address comments

* Address more comments

* Remove unused arguments

* Remove more arguments

* Rename parameters

* Include mask token

* Address comments

* Add docstring

* Transfer checkpoints

* Empty commit

docs/source/en/_toctree.yml

@@ -472,6 +472,8 @@
         title: DETR
       - local: model_doc/dinat
         title: DiNAT
+      - local: model_doc/dinov2
+        title: DINO V2
       - local: model_doc/dit
         title: DiT
       - local: model_doc/dpt