action: fix cache

.gitea/workflows/linux.yaml

@@ -10,7 +10,7 @@ jobs:
       - name: Check out repository code
         uses: actions/checkout@v3
 
-      - uses: actions/cache@v4
+      - uses: actions/cache/restore@v4
         with:
           path: ~/.xmake/packages
           key: 'ubuntu'
@@ -25,6 +25,11 @@ jobs:
       - name: XMake config
         run: xmake f -p linux -y --root
 
+      - uses: actions/cache/save@v4
+        with:
+          path: ~/.xmake/packages
+          key: 'ubuntu'
+
       - name: Build
         run: xmake --root