Workflows: trying to fix Actions with new pip requirements

Author: rmcdermo

.github/workflows/linux.yml

@@ -102,7 +102,10 @@ jobs:
       with:
         python-version: '3.9'
         cache: 'pip' # caching pip dependencies
-    - run: pip install -r .github/requirements.txt
+    - run: |
+        echo $GITHUB_WORKSPACE
+        cd $GITHUB_WORKSPACE/.github
+        pip install -r requirements.txt
 
     - name: Python test
       run: |