remove unnecessary starvation check (#13619)

python/sglang/srt/lora/lora_manager.py

@@ -129,16 +129,6 @@ class LoRAManager:
             lora_ref.lora_id not in self.loras
         ), f"LoRA adapter with ID {lora_ref.lora_id} is already loaded. This should have been verified before request is sent to the backend."
 
-        if lora_ref.pinned and self.num_pinned_loras >= self.max_loras_per_batch - 1:
-            return self.create_lora_update_result(
-                success=False,
-                error_message=(
-                    f"Already have {self.num_pinned_loras} pinned adapters, "
-                    f"max allowed is {self.max_loras_per_batch - 1} (reserving 1 slot for dynamic use). "
-                    f"Please unpin some adapters or increase max_loras_per_batch."
-                ),
-            )
-
         try:
             # load configs
             new_adapter = LoRAConfig(lora_ref.lora_path)