Various modernizations and documentation updates

Restructured action inputs into structured objects for an improved user experience.

• Execute SQL Statement groups its optional inputs (Session ID, Statement Name, Result Format, Session Keep Alive (seconds), and Client Token) into Additional Fields
• List Statements groups its filter inputs (Database Name, Workgroup Name, Cluster Identifier, and Statement Name) into Filters and its pagination inputs (Next Token and Max Results) into Pagination

Various modernizations and documentation updates

Added Fetch All input to the List Statements action to automatically paginate through and return all SQL statements in a single response

Updated spectral version

Initial release of the Redshift component with comprehensive integration capabilities