refactor: change model tier from SUPER to BASIC for GROK-4.1-EXPERT and GROK-4.1-THINKING

app/services/grok/services/model.py

@@ -145,7 +145,7 @@ class ModelService:
             model_id="grok-4.1-expert",
             grok_model="grok-4-1-thinking-1129",
             model_mode="MODEL_MODE_EXPERT",
-            tier=Tier.SUPER,
+            tier=Tier.BASIC,
             cost=Cost.HIGH,
             display_name="GROK-4.1-EXPERT",
             is_image=False,
@@ -156,7 +156,7 @@ class ModelService:
             model_id="grok-4.1-thinking",
             grok_model="grok-4-1-thinking-1129",
             model_mode="MODEL_MODE_GROK_4_1_THINKING",
-            tier=Tier.SUPER,
+            tier=Tier.BASIC,
             cost=Cost.HIGH,
             display_name="GROK-4.1-THINKING",
             is_image=False,