Update Node.js to v21 #671

Job	Run time
Flowzone / Event Types (pull_request, synchronize)	2s
Flowzone / Versioned source	37s
Flowzone / Clean GitHub release	0s
Flowzone / Is docker	40s
Flowzone / Is npm	31s
Flowzone / Is custom	6s
Flowzone / Is python	13s
Flowzone / Is balena	0s
Flowzone / Is rust	6s
Flowzone / Is CloudFormation	0s
Flowzone / Is website	0s
Flowzone / Finalize GitHub release	0s
Flowzone / Is Terraform	0s
Flowzone / Protect branch	4s
Flowzone / Apply repo settings	0s
Flowzone / GPT Review	0s
Flowzone / Finalize balena	0s
Flowzone / Finalize CloudFormation	0s
Flowzone / Test CloudFormation	0s
Flowzone / Finalize Terraform	0s
Flowzone / Test Terraform	0s
Flowzone / Auto-merge	0s
Flowzone / Finalize rust	0s
Flowzone / Test rust	0s
Flowzone / Finalize custom	0s
Flowzone / Clean custom	0s
Flowzone / Test custom	0s
Flowzone / Finalize python	0s
Flowzone / Test python poetry	0s
Flowzone / Finalize npm	0s
Flowzone / Test npm (16.x)	33s
Flowzone / Test npm (18.x)	33s
Flowzone / Test npm (20.x)	2m 43s
Flowzone / Finalize npm docs	0s
Flowzone / Test docker (default, linux/amd64, ubuntu-22.04)	2m 12s
Flowzone / Finalize docker	0s
Flowzone / Publish rust	0s
Flowzone / All tests	1s
Flowzone / Publish custom (ubuntu-22.04)	1m 3s
Flowzone / Publish website	0s
Flowzone / Publish docker (ghcr.io/balena-io/deploy-to-balena-action, default)	32s
Flowzone / Publish to test PyPI	0s
Flowzone / Publish balena	0s
Flowzone / Publish npm	0s
Flowzone / Publish Github release	8s
Flowzone / Always custom	0s
Flowzone / All jobs	1s
	10m 5s

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