fix: CI apt-get pip

.gitea/workflows/ci.yml

@@ -4,10 +4,12 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
+      - run: |
+          apt-get update -qq
+          apt-get install -y python3-pip git
+          apt-get install -y python3-setuptools || true
       - run: |
           git clone --depth 1 https://7000pct.gitea.bloupla.net/7000pctAUTO/confsync.git /tmp/confsync
           cd /tmp/confsync
-          curl -sS https://bootstrap.pypa.io/get-pip.py -o get-pip.py
-          python3 get-pip.py
           pip install pytest
           pytest confsync/tests/ -v