[Feat] Add max_completion_tokens param (#5691)

* add max_completion_tokens

* add max_completion_tokens

* add max_completion_tokens support for OpenAI models

* add max_completion_tokens param

* add max_completion_tokens for bedrock converse models

* add test for converse maxTokens

* fix openai o1 param mapping test

* move test optional params

* add max_completion_tokens for anthropic api

* fix conftest

* add max_completion tokens for vertex ai partner models

* add max_completion_tokens for fireworks ai

* add max_completion_tokens for hf rest api

* add test for param mapping

* add param mapping for vertex, gemini + testing

* predibase is the most unstable and unusable llm api in prod, can't handle our ci/cd

* add max_completion_tokens to openai supported params

* fix fireworks ai param mapping

litellm/llms/azure_text.py

@@ -94,16 +94,16 @@ class AzureOpenAIConfig(OpenAIConfig):
         top_p: Optional[int] = None,
     ) -> None:
         super().__init__(
-            frequency_penalty,
-            function_call,
-            functions,
-            logit_bias,
-            max_tokens,
-            n,
-            presence_penalty,
-            stop,
-            temperature,
-            top_p,
+            frequency_penalty=frequency_penalty,
+            function_call=function_call,
+            functions=functions,
+            logit_bias=logit_bias,
+            max_tokens=max_tokens,
+            n=n,
+            presence_penalty=presence_penalty,
+            stop=stop,
+            temperature=temperature,
+            top_p=top_p,
         )