Add OpenAI gpt-4o-transcribe support (#9517)

* refactor: introduce new transformation config for gpt-4o-transcribe models

* refactor: expose new transformation configs for audio transcription

* ci: fix config yml

* feat(openai/transcriptions): support provider config transformation on openai audio transcriptions

allows gpt-4o and whisper audio transformation to work as expected

* refactor: migrate fireworks ai + deepgram to new transform request pattern

* feat(openai/): working support for gpt-4o-audio-transcribe

* build(model_prices_and_context_window.json): add gpt-4o-transcribe to model cost map

* build(model_prices_and_context_window.json): specify what endpoints are supported for `/audio/transcriptions`

* fix(get_supported_openai_params.py): fix return

* refactor(deepgram/): migrate unit test to deepgram handler

* refactor: cleanup unused imports

* fix(get_supported_openai_params.py): fix linting error

* test: update test

litellm/llms/openai/transcriptions/gpt_transformation.py

@@ -0,0 +1,34 @@
+from typing import List
+
+from litellm.types.llms.openai import OpenAIAudioTranscriptionOptionalParams
+from litellm.types.utils import FileTypes
+
+from .whisper_transformation import OpenAIWhisperAudioTranscriptionConfig
+
+
+class OpenAIGPTAudioTranscriptionConfig(OpenAIWhisperAudioTranscriptionConfig):
+    def get_supported_openai_params(
+        self, model: str
+    ) -> List[OpenAIAudioTranscriptionOptionalParams]:
+        """
+        Get the supported OpenAI params for the `gpt-4o-transcribe` models
+        """
+        return [
+            "language",
+            "prompt",
+            "response_format",
+            "temperature",
+            "include",
+        ]
+
+    def transform_audio_transcription_request(
+        self,
+        model: str,
+        audio_file: FileTypes,
+        optional_params: dict,
+        litellm_params: dict,
+    ) -> dict:
+        """
+        Transform the audio transcription request
+        """
+        return {"model": model, "file": audio_file, **optional_params}