🌿 ✨ [Scheduled] Update API Spec (#103)

* refactor(openapi): remove CanonicalKnowledgeBase and add OAuth2AuthenticationPlan

* feat(openapi.json): Add Oauth2AuthenticationSession and update XAiCredential

This commit introduces a new object, Oauth2AuthenticationSession, which includes properties for the OAuth2 access token and its expiration. It also updates the XAiCredential schema to include an "authenticationSession" field, providing details about the authentication plan.

* fix(fern/apis/api): add tavus video failure pipeline error code

* fix(fern/apis/api): remove tavus video error from openapi.json

* feat(openapi): Add Bash, Computer, and TextEditor tools

This commit adds new tool types: BashTool, ComputerTool, and TextEditorTool. It also renames CreateOutputToolDTO to CreateBashToolDTO and includes updates to the function definitions and descriptions for these tools. Additionally, there are changes to the payment object descriptions and the inclusion of a new error type, "pipeline-error-tavus-video-failed".

---------

Co-authored-by: fern-api[bot] <115122769+fern-api[bot]@users.noreply.github.com>
Co-authored-by: Nikhil Gupta <[email protected]>

Author: fern-api[bot]