Upgrade CI version

.github/workflows/build.yml

@@ -12,7 +12,7 @@ jobs:
     steps:
     - uses: actions/checkout@v3
     - name: Cache pip
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}