Add vgpu cache

.github/workflows/android.yml

@@ -64,7 +64,19 @@ jobs:
         git add .
         git commit -am "CI: Update gl4es"
         git push
- 
+    
+    - name: Get vgpu latest commit hash
+      id: vgpu-sha
+      run: echo "::set-output name=sha::$(echo $(git ls-remote https://github.com/luo9674/VGPU refs/heads/main | grep -io '^\S*'))"
+      shell: bash
+    
+    - name: Cache vgpu
+      uses: actions/cache@v2
+      id: vgpu-cache
+      with:
+        path: vgpu/libs
+        key: vgpu-android-shared-${{ steps.vgpu-sha.outputs.sha }}
+        
     - name: Get vgpu
       if: steps.vgpu-cache.outputs.cache-hit != 'true'
       uses: actions/checkout@v2