More model refactoring! (#35359)

* cohere

* style

* phi3

* style

* small fix

* small fix

* phi3 longrope

* oups

* Update rope (only for phi3 still)

* Update test_modeling_rope_utils.py

* Update modeling_phi3.py

* fix

* fix copies

* style

* Fix copied from bad renaming

utils/check_config_attributes.py

@@ -51,6 +51,8 @@ SPECIAL_CASES_TO_ALLOW = {
     # generation configs (TODO joao)
     "Gemma2Config": ["tie_word_embeddings", "cache_implementation"],
     "Cohere2Config": ["cache_implementation"],
+    # Dropout with this value was declared but never used
+    "Phi3Config": ["embd_pdrop"],
     # used to compute the property `self.chunk_length`
     "EncodecConfig": ["overlap"],
     # used to compute the property `self.layers_block_type`