chore(deps): update actions/setup-node action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/setup-node	action	major	v3 -> v4

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Release Notes

actions/setup-node (actions/setup-node)

v4

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[bjerk-bot]

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Pulumi report

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@ Previewing update......
pulumi:pulumi:Stack bjerk-bot-prod running 
@ Previewing update.....
pulumi:providers:github getbranches  
pulumi:providers:github flexisoftorg  
pulumi:providers:github bjerkio  
github:index:ActionsOrganizationSecret getbranches-github-token  
github:index:ActionsOrganizationSecret flexisoftorg-github-token  
github:index:ActionsOrganizationSecret bjerkio-npm-token  
github:index:ActionsOrganizationSecret bjerkio-github-token  
pulumi:pulumi:Stack bjerk-bot-prod  
Resources:
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