fix gh actions

Author: lucidrains

.github/workflows/python-publish.yml

@@ -25,7 +25,7 @@ jobs:
         python-version: '3.x'
     - name: Install torch
       run: |
-        pip install torch
+        pip install torch==2.0.1+cpu -f https://download.pytorch.org/whl/torch_stable.html
     - name: Build package
       run: python setup.py sdist
     - name: Publish package