fix: get_goals_grouped - remove is_active check (column doesn't exist)

goals table doesn't have is_active column.
Removed AND g.is_active = true from WHERE clause.

Fixes: psycopg2.errors.UndefinedColumn: column g.is_active does not exist

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend/routers/goals.py

@@ -541,7 +541,7 @@ def get_goals_grouped(session: dict = Depends(require_auth)):
                 gt.label_de, gt.icon, gt.category as type_category
             FROM goals g
             LEFT JOIN goal_type_definitions gt ON g.goal_type = gt.type_key
-            WHERE g.profile_id = %s AND g.is_active = true
+            WHERE g.profile_id = %s
             ORDER BY g.category, g.priority ASC, g.created_at DESC
         """, (pid,))