Update modal.json

modal.json

@@ -836,8 +836,13 @@
                 "instanceType": "ml.g5.48xlarge",
                 "numGpu": 8,
                 "containerStartupHealthCheckTimeout": 900
+            },
+            {
+                "id": "TheBloke/Falcon-180B-Chat-GPTQ",
+                "instanceType": "ml.p4de.24xlarge",
+                "numGpu": 8,
+                "containerStartupHealthCheckTimeout": 900
             }
-          
         ]
     },
     "training": {}