ci: disable npm cache to reduce Actions storage

Author: ofershap

.github/workflows/ci.yml

@@ -17,7 +17,6 @@ jobs:
       - uses: actions/setup-node@v6
         with:
           node-version: ${{ matrix.node-version }}
-          cache: npm
       - run: npm ci
       - run: npm run typecheck
       - run: npm run lint