Bug/multibook subsidiary updates

[fivetran-catfritz]

PR Overview

This PR will address the following Issue/Features:

• 89

• 93

• 94

• 86

This PR will result in the following new package version:

• v0.12.0

Please provide the finalized CHANGELOG entry which details the relevant changes included in this PR:

https://github.com/fivetran/dbt_netsuite/blob/153f6d32a3ce6a446e53a4b71a99f06fb3f3afff/CHANGELOG.md

PR Checklist

Basic Validation

Please acknowledge that you have successfully performed the following commands locally:

• [x] dbt run –full-refresh && dbt test
• [ ] ~dbt run (if incremental models are present)~

Before marking this PR as "ready for review" the following have been applied:

• [x] The appropriate issue has been linked, tagged, and properly assigned
• [x] All necessary documentation and version upgrades have been applied
• [x] docs were regenerated (unless this PR does not include any code or yml updates)
• [x] BuildKite integration tests are passing
• [x] Detailed validation steps have been provided below

Detailed Validation

Please share any and all of your validation steps:

• Refer to internal ticket for link to workbook.
• Also have verification from user that the updates work.