Update docs.json

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

Author: handotdev

docs.json

@@ -155,6 +155,7 @@
                     "group": "AI",
                     "pages": [
                       "ai/assistant",
+                      "ai/assistant-integrations",
                       "ai/agent",
                       "ai/autopilot",
                       "ai/llmstxt",