Fix CI

Author: Tinche

.github/workflows/main.yml

@@ -57,7 +57,7 @@ jobs:
           python-version: "3.9"
 
       - name: "Install poetry, check-wheel-content, and twine"
-        run: "python -m pip install twine check-wheel-contents"
+        run: "python -m pip install wheel twine check-wheel-contents"
       - name: "Build package"
         run: "python setup.py sdist bdist_wheel"
       - name: "List result"