Update cache key

Author: velopert

.github/workflows/main.yml

@@ -18,7 +18,7 @@ jobs:
     - uses: actions/cache@v1
       with:
         path: ${{ steps.yarn-cache.outputs.dir }}
-        key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+        key: ${{ runner.os }}-yarn-v1-${{ hashFiles('**/yarn.lock') }}
         restore-keys: |
           ${{ runner.os }}-yarn-
     - name: yarn install