Bump dorny/paths-filter from 2 to 3 (#31730)

Bumps [dorny/paths-filter](https://github.com/dorny/paths-filter) from 2 to 3.
- [Release notes](https://github.com/dorny/paths-filter/releases)
- [Changelog](https://github.com/dorny/paths-filter/blob/master/CHANGELOG.md)
- [Commits](dorny/paths-filter@v2...v3)

---
updated-dependencies:
- dependency-name: dorny/paths-filter
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/examples-nrfconnect.yaml

@@ -49,7 +49,7 @@ jobs:
               with:
                 platform: nrfconnect
             - name: Detect changed paths
-              uses: dorny/paths-filter@v2
+              uses: dorny/paths-filter@v3
               id: changed_paths
               with:
                   filters: |