Bump black from 25.11.0 to 26.3.1

pyproject.toml

@@ -68,9 +68,9 @@ dev-flake8 = [
   "pydoclint == 0.8.3",
   "pydocstyle == 6.3.0",
 ]
-dev-formatting = ["black == 25.11.0", "isort == 8.0.1"]
+dev-formatting = ["black == 26.3.1", "isort == 8.0.1"]
 dev-mkdocs = [
-  "black == 25.11.0",
+  "black == 26.3.1",
   "Markdown == 3.10.2",
   "mike == 2.1.4",
   "mkdocs-gen-files == 0.6.1",

src/frequenz/client/dispatch/_internal_types.py

@@ -3,7 +3,6 @@
 
 """Type wrappers for the generated protobuf messages."""
 
-
 from dataclasses import dataclass
 from datetime import datetime, timedelta
 from typing import Any, Literal

src/frequenz/client/dispatch/test/_service.py

@@ -5,6 +5,7 @@
 
 Useful for testing.
 """
+
 import logging
 from dataclasses import dataclass, replace
 from datetime import datetime, timezone

src/frequenz/client/dispatch/types.py

@@ -3,7 +3,6 @@
 
 """Type wrappers for the generated protobuf messages."""
 
-
 from dataclasses import dataclass
 from datetime import datetime, timedelta, timezone
 from enum import Enum