ci: 更新依赖

Author: gytxtx

.github/workflows/sync-site-submodule.yml

@@ -12,12 +12,12 @@ jobs:
 
     steps:
       - name: Checkout theme repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
       - name: Checkout site repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: Saiba-Midori-Projects/SaibaMidori.moe
           token: ${{ secrets.THEME_MIDORI_GIT_SYNC_TOKEN }}