Models with introspective queries can not be unit tested (#6652)

website/docs/docs/build/unit-tests.md

@@ -24,6 +24,7 @@ Starting in dbt Core v1.8, we have introduced an additional type of test to dbt
 - We currently only support adding unit tests to models in your _current_ project.
 - We currently _don't_ support unit testing models that use the [`materialized view`](/docs/build/materializations#materialized-view) materialization.
 - We currently _don't_ support unit testing models that use recursive SQL.
+- We currently _don't_ support unit testing models that use introspective queries.
 - If your model has multiple versions, by default the unit test will run on *all* versions of your model. Read [unit testing versioned models](/reference/resource-properties/unit-testing-versions) for more information.
 - Unit tests must be defined in a YML file in your [`models/` directory](/reference/project-configs/model-paths).
 - Table names must be aliased in order to unit test `join` logic.