Temporarily remove networkcloud 4.0.0 from index.json (#9305)

Author: wangzelin007

src/index.json

@@ -82811,48 +82811,6 @@
                     "version": "4.0.0b2"
                 },
                 "sha256Digest": "d256c3579e4f23f1e9912a0352c50994889b244c929d1962b94ef3c98789ad18"
-            },
-            {
-                "downloadUrl": "https://azcliprod.blob.core.windows.net/cli-extensions/networkcloud-4.0.0-py3-none-any.whl",
-                "filename": "networkcloud-4.0.0-py3-none-any.whl",
-                "metadata": {
-                    "azext.minCliCoreVersion": "2.75.0",
-                    "classifiers": [
-                        "Development Status :: 4 - Beta",
-                        "Intended Audience :: Developers",
-                        "Intended Audience :: System Administrators",
-                        "Programming Language :: Python",
-                        "Programming Language :: Python :: 3",
-                        "Programming Language :: Python :: 3.7",
-                        "Programming Language :: Python :: 3.8",
-                        "Programming Language :: Python :: 3.9",
-                        "License :: OSI Approved :: MIT License"
-                    ],
-                    "extensions": {
-                        "python.details": {
-                            "contacts": [
-                                {
-                                    "email": "azpycli@microsoft.com",
-                                    "name": "Microsoft Corporation",
-                                    "role": "author"
-                                }
-                            ],
-                            "document_names": {
-                                "description": "DESCRIPTION.rst"
-                            },
-                            "project_urls": {
-                                "Home": "https://github.com/Azure/azure-cli-extensions/tree/main/src/networkcloud"
-                            }
-                        }
-                    },
-                    "generator": "bdist_wheel (0.30.0)",
-                    "license": "MIT",
-                    "metadata_version": "2.0",
-                    "name": "networkcloud",
-                    "summary": "Support for Azure Operator Nexus network cloud commands based on 2025-09-01 API version.",
-                    "version": "4.0.0"
-                },
-                "sha256Digest": "ca72e97c6f72d3cb56d513da3668506daa194bb391056aa12de2762c3fb293a6"
             }
         ],
         "new-relic": [