Update public.ecr.aws/bitnami/node Docker tag to v20 - autoclosed

This MR contains the following updates:

Package	Type	Update	Change
public.ecr.aws/bitnami/node	image	major	18 -> 20

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Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

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🔕 Ignore: Close this MR and you won't be reminded about this update again.

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