Update registry1.dso.mil/ironbank/opensource/nodejs/debian/nodejs Docker tag to v20.12.0

This MR contains the following updates:

Package	Type	Update	Change
registry1.dso.mil/ironbank/opensource/nodejs/debian/nodejs	ironbank-base	minor	20.11.1 -> 20.12.0
registry1.dso.mil/ironbank/opensource/nodejs/debian/nodejs	final	minor	20.11.1 -> 20.12.0

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