ci(actions): update actions/cache digest to 6682284

Signed-off-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>

Author: renovate-sh-app[bot]

.github/workflows/release.yaml

@@ -31,7 +31,7 @@ jobs:
           persist-credentials: false
 
       - name: Restore go vendors
-        uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # zizmor: ignore[cache-poisoning] this is actually fine #v4.3.0
+        uses: actions/cache@668228422ae6a00e4ad889ee87cd7109ec5666a7 # zizmor: ignore[cache-poisoning] this is actually fine #v4.3.0
         with:
           path: |
             ~/go/pkg/mod