📌(backend) pint pylint to version < 4.0.0

django-pylint is not compatible with pylint 4. We have to pin the pylint
version while the compatibility is not effective.
See https://github.com/pylint-dev/pylint-django/issues/467

renovate.json

@@ -19,6 +19,12 @@
       "matchPackageNames": ["redis"],
       "allowedVersions": "<6.0.0"
     },
+    {
+      "groupName": "allowed pylint versions",
+      "matchManagers": ["pep621"],
+      "matchPackageNames": ["pylint"],
+      "allowedVersions": "<4.0.0"
+    },
     {
       "enabled": false,
       "groupName": "ignored js dependencies",

src/backend/pyproject.toml

@@ -79,7 +79,7 @@ dev = [
     "ipython==9.6.0",
     "pyfakefs==5.10.0",
     "pylint-django==2.6.1",
-    "pylint==4.0.2",
+    "pylint<4.0.0",
     "pytest-cov==7.0.0",
     "pytest-django==4.11.1",
     "pytest==8.4.2",