chore(deps): Bump actions/upload-artifact from 4 to 5

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4 to 5.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v5)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/build-ffmpeg.yaml

@@ -112,7 +112,7 @@ jobs:
           echo date-time-tag=$(date +'%Y-%m-%d-%H-%M') >> $GITHUB_OUTPUT
           
       - name: Upload FFmpeg binaries
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: ffmpeg-${{ matrix.os }}
           path: |
@@ -165,7 +165,7 @@ jobs:
           subject-path: ffmpeg-${{ needs.check.outputs.git-sha-short }}-${{ needs.check.outputs.helper-git-sha-short }}-${{ matrix.os }}-nonfree.7z
 
       - name: Upload FFmpeg archive
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: ffmpeg-archive-${{ matrix.os }}
           path: ffmpeg-${{ needs.check.outputs.git-sha-short }}-${{ needs.check.outputs.helper-git-sha-short }}-${{ matrix.os }}-nonfree.7z