Build(deps): Bump actions/upload-artifact from 5 to 6

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 5 to 6.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v5...v6)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/main.yml

@@ -31,7 +31,7 @@ jobs:
           ./makefile.sh --VERSION=${CUR_TAG} --BL=CLOVEROC --MODEL=CMLKBL --PRE_RELEASE=KextOC
 
       - name: Upload to Artifacts
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: XiaoMi NoteBook Pro EFI ${{ env.CUR_TAG }}
           path: build/*.zip