fix CI

.forgejo/workflows/update.yml

@@ -27,10 +27,7 @@ jobs:
           persist-credentials: false # otherwise, the token used is the GITHUB_TOKEN, instead of your personal access token.
           fetch-depth: 0 # otherwise, there would be errors pushing refs to the destination repository.
 
-      - uses: actions/setup-python@v5
-        with:
-          python-version: "3.13"
-          cache: "pip"
+      - run: apt update && apt install python3-pip python3 -y
 
       - name: Update fonts
         run: ./update.sh