Make adv in check and save nodes an IntExpression instead of -1 | 0 | 1

[Lathaon]

Summary

Makes adv in check and save nodes an IntExpression instead of -1 | 0 | 1 (Resolves AFR-1048)

This will require other repos to be updated:

• Make adv in check and save nodes an IntExpression avrae#2052
• https://github.com/avrae/avrae-service for the automation builder I think, but someone else will need to do that part.

Changelog Entry

Makes adv in check and save nodes an IntExpression instead of -1 | 0 | 1

Checklist

PR Type

• This PR is a code change that implements a feature request.
• This PR fixes an issue.
• This PR adds a new feature that is not an open feature request.
• This PR is not a code change (e.g. documentation, README, ...)

Other

• This PR is a breaking change (e.g. methods or parameters removed/renamed)
• If code changes were made then they have been tested.
• I have updated the documentation to reflect the changes.