force installation before test for 12/24.04

Author: patapenka-alexey

.github/workflows/packing.yml

@@ -556,7 +556,7 @@ jobs:
       - name: Run tests
         run: |
           . .venv/bin/activate
-          export PYTHONPATH=$PYTHONPATH:.:./
+          apt install -y `pwd`/deb_dist/python3-tarantool_*.deb
           make test-pure-install
         if: matrix.target.dist == 'bookworm' || matrix.target.dist == 'noble'