Bump frequenz-repo-config[lib] from 0.11.0 to 0.12.3

Bumps [frequenz-repo-config[lib]](https://github.com/frequenz-floss/frequenz-repo-config-python) from 0.11.0 to 0.12.3.
- [Release notes](https://github.com/frequenz-floss/frequenz-repo-config-python/releases)
- [Changelog](https://github.com/frequenz-floss/frequenz-repo-config-python/blob/v0.x.x/RELEASE_NOTES.md)
- [Commits](frequenz-floss/frequenz-repo-config-python@v0.11.0...v0.12.3)

---
updated-dependencies:
- dependency-name: frequenz-repo-config[lib]
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pyproject.toml

@@ -5,7 +5,7 @@
 requires = [
   "setuptools == 75.8.0",
   "setuptools_scm[toml] == 8.1.0",
-  "frequenz-repo-config[lib] == 0.11.0",
+  "frequenz-repo-config[lib] == 0.12.3",
 ]
 build-backend = "setuptools.build_meta"
 
@@ -47,7 +47,7 @@ dev-formatting = ["black == 25.1.0", "isort == 6.0.0"]
 dev-mkdocs = [
   "Markdown == 3.7",
   "black == 25.1.0",
-  "frequenz-repo-config[lib] == 0.11.0",
+  "frequenz-repo-config[lib] == 0.12.3",
   "markdown-callouts == 0.4.0",
   "markdown-svgbob == 202406.1023",
   "mike == 2.1.3",
@@ -66,7 +66,7 @@ dev-mypy = [
   "mypy == 1.14.1",
   "types-Markdown == 3.7.0.20241204",
 ]
-dev-noxfile = ["nox == 2025.2.9", "frequenz-repo-config[lib] == 0.11.0"]
+dev-noxfile = ["nox == 2025.2.9", "frequenz-repo-config[lib] == 0.12.3"]
 dev-pylint = [
   # For checking the noxfile, docs/ script, and tests
   "frequenz-channels[dev-mkdocs,dev-noxfile,dev-pytest]",