build: bump tj-actions/changed-files

Bumps the github-actions group with 1 update in the / directory: [tj-actions/changed-files](https://github.com/tj-actions/changed-files).


Updates `tj-actions/changed-files` from 47.0.5 to 47.0.6
- [Release notes](https://github.com/tj-actions/changed-files/releases)
- [Changelog](https://github.com/tj-actions/changed-files/blob/main/HISTORY.md)
- [Commits](tj-actions/changed-files@22103cc...9426d40)

---
updated-dependencies:
- dependency-name: tj-actions/changed-files
  dependency-version: 47.0.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: github-actions
...

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

Author: dependabot[bot]

.github/workflows/broken-links-checker.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Get changed markdown files (PR only)
         id: changed-markdown-files
         if: github.event_name == 'pull_request'
-        uses: tj-actions/changed-files@22103cc46bda19c2b464ffe86db46df6922fd323 # v47.0.5
+        uses: tj-actions/changed-files@9426d40962ed5378910ee2e21d5f8c6fcbf2dd96 # v47.0.6
         with:
           files: |
             **/*.md