Changes to List AI integrations

added the new TOGETHER_AI enum value to the ai_integrations/items/provider response property for the response status 200

added the new FIREWORKS enum value to the ai_integrations/items/provider response property for the response status 200

added the new OAUTH2_CLIENT_CREDENTIALS enum value to the ai_integrations/items/auth_type response property for the response status 200

added the new ANTHROPIC enum value to the ai_integrations/items/provider response property for the response status 200

added the new AWS_BEDROCK enum value to the ai_integrations/items/provider response property for the response status 200

added the new AZURE_OPEN_AI enum value to the ai_integrations/items/provider response property for the response status 200

added the new BEARER_TOKEN enum value to the ai_integrations/items/auth_type response property for the response status 200

added the new CUSTOM enum value to the ai_integrations/items/provider response property for the response status 200

added the new DEFAULT enum value to the ai_integrations/items/auth_type response property for the response status 200

added the new GEMINI enum value to the ai_integrations/items/provider response property for the response status 200

added the new NVIDIA_NIM enum value to the ai_integrations/items/provider response property for the response status 200

added the new OPEN_AI enum value to the ai_integrations/items/provider response property for the response status 200

added the new PROXY_WITH_HEADERS enum value to the ai_integrations/items/auth_type response property for the response status 200

added the new VERTEX_AI enum value to the ai_integrations/items/provider response property for the response status 200

api operation id ai_integrations_list removed and replaced with list_ai_integrations

added the non-success response with the status 404

added ProviderMetadata to the ai_integrations/items/provider_metadata response property allOf list for the response status 200

removed the anthropic enum value from the ai_integrations/items/provider response property for the response status 200

removed the awsBedrock enum value from the ai_integrations/items/provider response property for the response status 200

removed the azureOpenAI enum value from the ai_integrations/items/provider response property for the response status 200

removed the bearer_token enum value from the ai_integrations/items/auth_type response property for the response status 200

removed the custom enum value from the ai_integrations/items/provider response property for the response status 200

removed the default enum value from the ai_integrations/items/auth_type response property for the response status 200

removed the gemini enum value from the ai_integrations/items/provider response property for the response status 200

removed the nvidiaNim enum value from the ai_integrations/items/provider response property for the response status 200

removed the openAI enum value from the ai_integrations/items/provider response property for the response status 200

removed the proxy_with_headers enum value from the ai_integrations/items/auth_type response property for the response status 200

removed the vertexAI enum value from the ai_integrations/items/provider response property for the response status 200