Update actions/cache action to v4.2.0

Author: renovate[bot]

.github/workflows/checks.yml

@@ -37,7 +37,7 @@ jobs:
           override: true
 
       - name: Cache
-        uses: actions/cache@6849a6489940f00c2f30c0fb92c6274307ccb58a # v4.1.2
+        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4.2.0
         with:
           path: |
             ~/.cargo/bin/