set max_position_embeddings for g5.48x

config.json

@@ -9,7 +9,7 @@
   "hidden_size": 4096,
   "initializer_range": 0.02,
   "intermediate_size": 14336,
-  "max_position_embeddings": 524288,
+  "max_position_embeddings": 288800,
   "model_type": "mistral",
   "num_attention_heads": 32,
   "num_hidden_layers": 32,