ci: add missing prepend path to changelog automation

Author: FlysonBot

.github/workflows/changelog.yaml

@@ -26,7 +26,7 @@ jobs:
         uses: orhun/git-cliff-action@e364f07989916ffb9f50d7ef6c0a8c48082c2792 # v4.4.1
         with:
           config: ./.config/cliff.toml
-          args: --latest --prepend
+          args: --latest --prepend CHANGELOG.md
         env:
           OUTPUT: CHANGELOG.md
           GITHUB_REPO: ${{ github.repository }}