Update actions/cache action to v3.0.9

Author: renovate[bot]

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
         with:
           node-version: 15.12.0
 
-      - uses: actions/cache@fd5de65bc895cf536527842281bea11763fefd77 # tag=v3.0.8
+      - uses: actions/cache@ac8075791e805656e71b4ba23325ace9e3421120 # tag=v3.0.9
         with:
           path: node_modules
           key: npm-${{ hashFiles('package-lock.json') }}