chore(deps): pin dependencies

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
alpine/helm	image	pinDigest	→ af08f75
k8s.gcr.io/autoscaling/cluster-autoscaler		pinDigest	→ cfdfd46
public.ecr.aws/docker/library/golang (source)	final	pinDigest	→ 8f9af70

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