[nodes] downgrade fastapi+uvicorn to fix openapi schema

Author: ebr

pyproject.toml

@@ -45,9 +45,9 @@ dependencies = [
   "einops",
   "eventlet",
   "facexlib",
-  "fastapi==0.94.1",
-  "fastapi-events==0.8.0",
-  "fastapi-socketio==0.0.10",
+  "fastapi==0.85.0",
+  "fastapi-events==0.6.0",
+  "fastapi-socketio==0.0.9",
   "flask==2.1.3",
   "flask_cors==3.0.10",
   "flask_socketio==5.3.0",
@@ -75,7 +75,7 @@ dependencies = [
   "torchvision>=0.14.1",
   "torchmetrics",
   "transformers~=4.26",
-  "uvicorn[standard]==0.21.1",
+  "uvicorn[standard]==0.20.0",
   "windows-curses; sys_platform=='win32'",
 ]