fix(input.md): update input.md to include all message values

docs/my-website/docs/completion/input.md

@@ -124,16 +124,19 @@ def completion(
 #### Properties of `messages`
 *Note* - Each message in the array contains the following properties:
 
-- `role`: *string* - The role of the message's author. Roles can be: system, user, assistant, or function.
+- `role`: *string* - The role of the message's author. Roles can be: system, user, assistant, function or tool.
 
 - `content`: *string or list[dict] or null* - The contents of the message. It is required for all messages, but may be null for assistant messages with function calls.
 
 - `name`: *string (optional)* - The name of the author of the message. It is required if the role is "function". The name should match the name of the function represented in the content. It can contain characters (a-z, A-Z, 0-9), and underscores, with a maximum length of 64 characters.
 
 - `function_call`: *object (optional)* - The name and arguments of a function that should be called, as generated by the model.
 
+- `tool_call_id`: *str (optional)* - Tool call that this message is responding to.
 
 
+[**See All Message Values**](https://github.com/BerriAI/litellm/blob/8600ec77042dacad324d3879a2bd918fc6a719fa/litellm/types/llms/openai.py#L392)
+
 ## Optional Fields
 
 - `temperature`: *number or null (optional)* - The sampling temperature to be used, between 0 and 2. Higher values like 0.8 produce more random outputs, while lower values like 0.2 make outputs more focused and deterministic.