Update actions/cache action to v3.4.2

Author: renovate[bot]

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
         with:
           node-version: 15.12.0
 
-      - uses: actions/cache@88522ab9f39a2ea568f7027eddc7d8d8bc9d59c8 # v3.3.1
+      - uses: actions/cache@387e18722e6ff315b24a3b8b071feddd27b7bf7e # v3.4.2
         with:
           path: node_modules
           key: npm-${{ hashFiles('package-lock.json') }}