update deploy action to install all required modules

Author: j6nca

.github/workflows/deploy.yml

@@ -30,6 +30,5 @@ jobs:
           path: .cache
           restore-keys: |
             mkdocs-material-
-      - run: pip install mkdocs-material 
-      - run: pip install mkdocs-git-revision-date-localized-plugin
+      - run: pip install -r requirements.txt
       - run: mkdocs gh-deploy --force