ci: fix missing pytest in e2e workflow

.github/workflows/e2e.yml

@@ -20,7 +20,7 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install -y tor
-          pip install .
+          pip install ".[e2e]"
       - name: Run end-to-end tests
         run: ci/test-e2e.sh
       - name: Upload logs