Update black to v26.3.1 (#297)

This version fixes a security issue.

Author: cwasicki

RELEASE_NOTES.md

@@ -6,7 +6,7 @@
 
 ## Upgrading
 
-<!-- Here goes notes on how to upgrade from previous versions, including deprecations and what they should be replaced with -->
+* Updates `black` to version 26.3.1, which fixes a security issue.
 
 ## New Features
 

pyproject.toml

@@ -52,9 +52,9 @@ dev-flake8 = [
   "pydoclint == 0.8.3",
   "pydocstyle == 6.3.0",
 ]
-dev-formatting = ["black == 25.12.0", "isort == 8.0.1"]
+dev-formatting = ["black == 26.3.1", "isort == 8.0.1"]
 dev-mkdocs = [
-  "black == 25.12.0",
+  "black == 26.3.1",
   "Markdown==3.10.2",
   "mike == 2.2.0",
   "mkdocs-gen-files == 0.6.1",

src/frequenz/client/reporting/__init__.py

@@ -6,7 +6,6 @@
 This package provides a low-level interface for interacting with the reporting API.
 """
 
-
 from ._client import ReportingApiClient
 
 __all__ = ["ReportingApiClient"]

tests/test_client_reporting.py

@@ -2,6 +2,7 @@
 # Copyright © 2024 Frequenz Energy-as-a-Service GmbH
 
 """Tests for the frequenz.client.reporting package."""
+
 from unittest.mock import MagicMock, patch
 
 import pytest