Re-added Python 3.8

Author: willtai

.github/workflows/pr-e2e-tests.yaml

@@ -20,7 +20,7 @@ jobs:
     strategy:
       max-parallel: 3
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
         neo4j-version:
           - 5
         neo4j-edition: