build new pg on tests.

Author: michelp

.github/workflows/tests.yml

@@ -24,6 +24,7 @@ jobs:
 
     - name: Build
       run: |
+        sudo apt install -y libreadline-dev zlib1g-dev
         bash src/tools/install_pg.sh refs/tags/13.4.1
-        python setup.py install
+        sudo python setup.py install
         python -m pytest postgresql.tests