build(deps-dev): bump @patternfly/documentation-framework

Bumps @patternfly/documentation-framework from 6.5.5 to 6.5.11.

---
updated-dependencies:
- dependency-name: "@patternfly/documentation-framework"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]