chore(deps): update dependency helm/helm to v3.20.2 (#209)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Dockerfile

@@ -1,7 +1,7 @@
 FROM docker.io/library/alpine:3.23
 
 # renovate: datasource=github-releases depName=helm/helm
-ENV HELM_VERSION=v3.20.1
+ENV HELM_VERSION=v3.20.2
 # renovate: datasource=github-releases depName=helmfile/helmfile
 ENV HELMFILE_VERSION=v1.4.4
 # renovate: datasource=github-releases depName=mozilla/sops