Update zh-CN/tutorials/partner-nodes/pricing.mdx

Co-Authored-By: mintlify[bot] <109931778+mintlify[bot]@users.noreply.github.com>

Author: mintlify[bot]

zh-CN/tutorials/partner-nodes/pricing.mdx

@@ -430,3 +430,9 @@ mode: wide
 | Topaz Video Enhance | 视频 | upscaler_model, resolution, fps | Starlight (Astra) Fast, 720p/30fps → 1080p/60fps | 8.44/秒      |
 | Topaz Video Enhance | 视频 | upscaler_model, resolution, fps | Starlight (Astra) Fast, 720p/30fps → 4K/30fps    | 16.88/秒     |
 | Topaz Video Enhance | 视频 | upscaler_model, resolution, fps | Starlight (Astra) Fast, 720p/30fps → 4K/60fps    | 31.65/秒     |
+
+---
+
+## 已弃用节点
+
+**Pika**：Pika 节点已弃用，可能无法正常工作。请切换到其他视频模型。