fix: use correct file name in GitHub workflow

.github/workflows/update_metadata.yml

@@ -26,12 +26,12 @@ jobs:
 
       - name: Update metadata
         run: |
-          sed -i 's/! Last modified: .*/! Last modified: $(date +%Y-%m-%d)/' adblock.txt
+          sed -i 's/! Last modified: .*/! Last modified: $(date +%Y-%m-%d)/' alexanderadam.txt
 
       - name: Commit and push if changed
         run: |
           git config --global user.email "action@github.com"
           git config --global user.name "GitHub Action"
-          git add adblock.txt
+          git add alexanderadam.txt
           git commit -m "Update metadata" || exit 0 # Exit gracefully if no changes
           git push