build: Rebase action step container image

.gitea/workflows/actions.yaml

@@ -100,7 +100,7 @@ jobs:
     name: Helm chart
     runs-on: dind
     needs: semrel_dryrun
-    container: docker.io/alpine/helm
+    container: code.spamasaurus.com/djpbessems/packer-extended:1.3.0
     steps:
       - name: Check out repository code
         uses: actions/checkout@v4

Dockerfile

@@ -1,6 +1,6 @@
 FROM alpine:latest AS download
 
- RUN apk --update add --no-cache \
+RUN apk --update add --no-cache \
        curl \
        jq && \
      curl -L https://api.github.com/repos/helm/helm/releases/latest | \