build(deps-dev): bump anyio[trio] from 4.12.1 to 4.13.0

Bumps [anyio[trio]](https://github.com/agronholm/anyio) from 4.12.1 to 4.13.0.
- [Release notes](https://github.com/agronholm/anyio/releases)
- [Commits](agronholm/anyio@4.12.1...4.13.0)

---
updated-dependencies:
- dependency-name: anyio[trio]
  dependency-version: 4.13.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pyproject.toml

@@ -51,7 +51,7 @@ dev = [
     "pygments==2.19.2",
     "pyupgrade==3.21.2",
     "tox==4.50.0",
-    "anyio[trio]==4.12.1",
+    "anyio[trio]==4.13.0",
     "respx==0.22.0",
     "types-setuptools==82.0.0.20260210",
     "flake8-async>=25.7.1",
@@ -66,7 +66,7 @@ build = [
     "wheel==0.46.3",
 ]
 testing = [
-    "anyio[trio]==4.12.1",
+    "anyio[trio]==4.13.0",
     "respx==0.22.0",
 ]