Bump doccmd from 2026.2.15 to 2026.2.26

Bumps [doccmd](https://github.com/adamtheturtle/doccmd) from 2026.2.15 to 2026.2.26.
- [Release notes](https://github.com/adamtheturtle/doccmd/releases)
- [Changelog](https://github.com/adamtheturtle/doccmd/blob/main/CHANGELOG.rst)
- [Commits](adamtheturtle/doccmd@2026.02.15...2026.02.26)

---
updated-dependencies:
- dependency-name: doccmd
  dependency-version: 2026.2.26
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pyproject.toml

@@ -59,7 +59,7 @@ optional-dependencies.dev = [
     "deptry==0.24.0",
     "dirty-equals==0.11",
     "doc8==2.0.0",
-    "doccmd==2026.2.15",
+    "doccmd==2026.2.26",
     "docker==7.1.0",
     "enum-tools[sphinx]==0.13.0",
     "freezegun==1.5.5",