fix(metax): skip trap asm on MetaX GPU to fix compile error

Author: Tryorish

custom_ops/gpu_ops/append_attn/mla_cache_kernel.cuh

@@ -217,7 +217,9 @@ __global__ void prefill_absorb_cache_kernel(
       printf("block_idx1 %d != block_idx %d\n", block_idx1, block_idx);
       printf("token_idx %d\n", token_idx);
       printf("slot_mapping %d\n", slot_mapping[token_idx]);
-      asm volatile("trap;");
+      #ifndef PADDLE_WITH_CUSTOM_DEVICE_METAX_GPU
+        asm volatile("trap;");
+      #endif
     }
 
     if (bias < nope_hidden_size) {  // pe