Use dependabot to keep dependencies up to date by rjmholt · Pull Request #1664 · PowerShell/PSScriptAnalyzer

Can do but to prevent noise, we might want to exclude certain dependencies like Newtonsoft, PowerShell Standard and other .net dependencies that cannot be updated to the latest version due to the tight coupling with the oldest LTS version of PowerShell Core. Unfortunately with that, we'd exclude the majority of dependencies.