chore: update workflows

Author: yanglbme

.github/workflows/compress.yml

@@ -15,7 +15,7 @@ jobs:
     if: github.repository == 'doocs/doocs.github.io'
     steps:
       - name: Checkout Branch
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Compress Images
         uses: calibreapp/image-actions@master