chore: pin v5 isort dependency

poetry.lock

@@ -4743,4 +4743,4 @@ test = ["big-O", "importlib-resources", "jaraco.functools", "jaraco.itertools",
 [metadata]
 lock-version = "2.1"
 python-versions = "~3.11.0"
-content-hash = "e2e30a6cc057f5c256b5abaf8708f42b798819c98bbdd4c24dd8cf83a0f4fb42"
+content-hash = "847ec2d01317a9fdb8352a681f3f417dd6d23352fc026fcc6e91218e8676d06d"

pyproject.toml

@@ -75,7 +75,7 @@ optional = true
 
 [tool.poetry.group.lint.dependencies]
 flake8 = "^7.0.0"
-isort = "^5.12.0"
+isort = ">=5.12.0, <6.0.0"
 black = "^25.0.0"
 pylint = "^3.0.3"
 astroid = "^3.0.2"

renovate.json

@@ -17,5 +17,12 @@
     "stanhu",
     "tle_gitlab"
   ],
-  "ignoreDeps": ["errata-ai/vale", "DavidAnson/markdownlint-cli2", "node", "ruby"]
+  "ignoreDeps": ["errata-ai/vale", "DavidAnson/markdownlint-cli2", "node", "ruby"],
+  "packageRules": [
+    {
+      "matchPackageNames": ["isort"],
+      "matchUpdateTypes": ["major"],
+      "enabled": false
+    }
+  ]
 }