Updated spectral version

Various modernizations and documentation updates

Added inline data source for webhooks to enable dynamic dropdown selection

Added inline data sources for members, orders, order line items, and carts to enable dynamic dropdown selection

Added webhook management capabilities with the following features:

• Added Add Webhook, Update Webhook, Get Webhook, List Webhooks, and Delete Webhook actions.
• Added List Events Webhook trigger to receive real-time notifications for list events.