fix(permissions_v2): add membership fields migration (#9199)

# Which Problems Are Solved

Memberships did not have a fields table fill migration.

# How the Problems Are Solved

Add filling of membership fields to the repeatable steps.

# Additional Changes

- Use the same repeatable step for multiple fill fields handlers.
- Fix an error for PostgreSQL 15 where a subquery in a `FROM` clause
needs an alias ing the `permitted_orgs` function.

# Additional Context

- Part of https://github.com/zitadel/zitadel/issues/9188
- Introduced in https://github.com/zitadel/zitadel/pull/9152

cmd/setup/46/06-permitted_orgs_function.sql

@@ -44,7 +44,7 @@ BEGIN
 		WHERE om.role = ANY(matched_roles)
 		AND om.instance_id = instanceID
 		AND om.user_id = userId
-	);
+	) AS orgs;
     RETURN;
 END;
 $$;