Disable too-many-return-statements pylint check

This is part of the upgrade from repo-config v0.7 to v0.8. See:
https://github.com/frequenz-floss/frequenz-repo-config-python/releases/tag/v0.8.0

Signed-off-by: Leandro Lucarella <[email protected]>

Author: llucax

pyproject.toml

@@ -144,6 +144,7 @@ min-similarity-lines = 40
 [tool.pylint.messages_control]
 disable = [
   "too-few-public-methods",
+  "too-many-return-statements",
   # disabled because it conflicts with isort
   "wrong-import-order",
   "ungrouped-imports",