fix(ci): remove invalid --exclude-mail flag from lychee-action

Co-authored-by: huangyiirene <7665279+huangyiirene@users.noreply.github.com>

Author: Copilot

.github/workflows/check-links.yml

@@ -25,7 +25,7 @@ jobs:
       - name: Check links in Markdown files
         uses: lycheeverse/lychee-action@v2
         with:
-          args: --verbose --no-progress --exclude-mail '**/*.md' 'docs/**/*.md'
+          args: --verbose --no-progress '**/*.md' 'docs/**/*.md'
           fail: true
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}