feat(connector): add Outlook knowledge base connector with conversation grouping and filtering

Syncs email conversations from Outlook/Office 365 via Microsoft Graph API.
Groups messages by conversationId into single documents. Configurable filters:
folder selection, date range presets, Focused Inbox, KQL search syntax, and
max conversation caps.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: waleedlatif1

apps/sim/connectors/outlook/index.ts

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+export { outlookConnector } from '@/connectors/outlook/outlook'