Added warranty confirmation to asset maintenance table

[Godmartinz]

Description

Adds a response if an asset under maintenance is covered/improved by a warranty in the table view of maintenance requests.

Fixes #13152

Type of change

Please delete options that are not relevant.

• [X ] Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

• Test A
• Test B

Test Configuration:

• PHP version:
• MySQL version
• Webserver version
• OS version

Checklist:

• I have read the Contributing documentation available here: https://snipe-it.readme.io/docs/contributing-overview
• I have formatted this PR according to the project guidelines: https://snipe-it.readme.io/docs/contributing-overview#pull-request-guidelines
• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes

[what-the-diff]

PR Summary

• Added new column to asset maintenance report
  The report now displays an additional column with relevant information.
• Updated transformer for the report to include is_warranty field
  The report will now correctly show whether an asset is under warranty or not.

[snipe]

Can we use the trueFalseFormatter here instead to make it more consistent with our other views?

[snipe]

Sorry, I meant to request changes here not approve. :(

[Godmartinz]

@snipe Done 🙂

[snipe]

We'll probably also want to add that is_warranty field to the API controller in the allowed columns so it can be sorted on