feat: Allow users to disable discovery of SQL views (and materialized views)

[edgarrmondragon]

Feature scope

Taps (catalog, state, tests, etc.)

Description

Probably two new settings:

• discover_views
• discover_materialized_views

discover_views	discover_materialized_views	behavior
true	true	Discover both views and materialized views
true	false	Discover only views
false	true	Discover only materialized views
false	false	Discover neither views nor materialized views