Set Assembly version attribute for 1.19.1 release by JamesWTruher · Pull Request #1549 · PowerShell/PSScriptAnalyzer

We should also set the version for Microsoft.PowerShell.CrossCompatibility.

Ideally in future we can use a more centralised configuration, like PSScriptAnalyzer.Common.props or something, to set this in one place. We possibly also discussed a YAML configuration for this