Bump tj-actions/changed-files from 37 to 39

Bumps [tj-actions/changed-files](https://github.com/tj-actions/changed-files) from 37 to 39.
- [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@v37...v39)

---
updated-dependencies:
- dependency-name: tj-actions/changed-files
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/axe.yml

@@ -15,7 +15,7 @@ jobs:
           fetch-depth: 0
       - name: Get changed files
         id: changed-files
-        uses: tj-actions/changed-files@v37
+        uses: tj-actions/changed-files@v39
         with:
           files: |
             docs/content/components/**/*.md