LiteLLM Common Base LLM Config (pt.4): Move Ollama to Base LLM Config (#7157)

* refactor(ollama/): refactor ollama `/api/generate` to use base llm config

Addresses https://github.com/andrewyng/aisuite/issues/113#issuecomment-2512369132

* test: skip unresponsive test

* test(test_secret_manager.py): mark flaky test

* test: fix google sm test

litellm/llms/ollama/common_utils.py

@@ -0,0 +1,12 @@
+from typing import Union
+
+import httpx
+
+from litellm.llms.base_llm.transformation import BaseLLMException
+
+
+class OllamaError(BaseLLMException):
+    def __init__(
+        self, status_code: int, message: str, headers: Union[dict, httpx.Headers]
+    ):
+        super().__init__(status_code=status_code, message=message, headers=headers)