Fixing enabled and visible attributes of Button CC

[muskgupta]

Description

Fixed the enabled and visible attributes to reflect correctly in forms for button core component.

Related Issue

JIRA : https://jira.corp.adobe.com/browse/FORMS-15167

Motivation and Context

Without this change, the button component in forms was not correctly populating true and false values to 'data-cmp-enabled' and 'data-cmp-visible' attributes.

How Has This Been Tested?

Tested the changes using cypress.

Screenshots (if appropriate):

Types of changes

• [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 change)

Checklist:

• [x] I have signed the Adobe Open Source CLA.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [x] I have read the CONTRIBUTING document.
• [x] I have added tests to cover my changes and the overall coverage did not decrease.
• [ ] All unit tests pass on CircleCi.
• [x] I ran all tests locally and they pass.