build(deps): bump tj-actions/changed-files in the github-actions group (elastic#15124)

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


Updates `tj-actions/changed-files` from 45.0.5 to 45.0.6
- [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@bab30c2...d6e91a2)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: kruskall <[email protected]>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -123,7 +123,7 @@ jobs:
       - uses: actions/checkout@v4
       - name: Get changed files
         id: changed-files
-        uses: tj-actions/changed-files@bab30c2299617f6615ec02a68b9a40d10bd21366 # v45.0.5
+        uses: tj-actions/changed-files@d6e91a2266cdb9d62096cebf1e8546899c6aa18f # v45.0.6
         with:
           files: .go-version