[chores]

Point ci to gsoc23 branch

.github/workflows/ci.yml

@@ -67,7 +67,7 @@ jobs:
         run: |
           pip install -U -r requirements-test.txt
           pip install --force-reinstall \
-          git+https://github.com/openwisp/openwisp-controller/@issue-606/zerotier-member-auth-ip-assign
+          git+https://github.com/openwisp/openwisp-controller/tarball/gsoc23
 
       - name: Install openwisp-network-topology
         run: |