GITBOOK-1168: Remove duplicate Zhipu AI pages/folders (GLM 5.2, GLM 5.3) causing search collision

Author: kristinaorekhova

docs/SUMMARY.md

@@ -366,10 +366,6 @@
     * [Glm 5.1](api-references/text-models-llm/zhipu/glm-5.1.md)
     * [Glm 5.2](api-references/text-models-llm/zhipu/glm-5.2.md)
     * [Glm 5.3](api-references/text-models-llm/zhipu/glm-5.3.md)
-  * [Zhipu AI](api-references/text-models-llm/zhipu-ai.md)
-  * [Zhipu AI](api-references/text-models-llm/Zhipu-AI/README.md)
-    * [Glm 5.2](api-references/text-models-llm/Zhipu-AI/glm-5.2.md)
-    * [GLM 5.3](api-references/text-models-llm/Zhipu-AI/glm-5-3.md)
 * [Image Models](api-references/image-models/README.md)
   * [Alibaba Cloud](api-references/image-models/alibaba-cloud/README.md)
     * [Qwen Image](api-references/image-models/alibaba-cloud/qwen-image.md)