ci(dependencies): Update ghcr.io/helmfile/helmfile Docker tag to v1.4.2

Author: renovate-bot

.github/workflows/cicd.yaml

@@ -8,7 +8,7 @@ jobs:
   build-manifests-job:
     runs-on: "ubuntu-24.04"
     container:
-      image: "ghcr.io/helmfile/helmfile:v1.1.9@sha256:0bae88dc10b2c21794b6a07d0b47de9e93f75425ffbe27f22d5b65a15eb9b781"
+      image: "ghcr.io/helmfile/helmfile:v1.4.2@sha256:aed847f392034e4a97d368880f360cbbc8cc6097c82eb18360a183e2aad899d1"
     steps:
       - name: "Check out repository"
         uses: "actions/checkout@v5.0.0"