ci(github): fix source in commands.yml

Author: remarkablemark

.github/workflows/commands.yml

@@ -35,7 +35,7 @@ jobs:
       shell: bash
       run: |
         python -m venv .venv
-        source .venv/bin/activate
+        source $(find .venv -type f -name activate)
 
     - name: zip
       if: matrix.os != 'windows-latest'