VACMS-17863: Adds validation to ext field in phone paragraph.

[dsasser]

Description

Adds numeric validator and applies it to the extension field of the phone paragraph.

Relates to #17863

Testing done

Manual
Cypress
Unit

Screenshots

QA steps

What needs to be checked to prove this works?
What needs to be checked to prove it didn't break any related things?
What variations of circumstances (users, actions, values) need to be checked?

As user uid with user_role

1. Do this
   • Validate that
2. Then
   • Validate that
3. Then validate Acceptance Criteria from issue
   • a
   • b
   • c

Definition of Done

• Documentation has been updated, if applicable.
• Tests have been added if necessary.
• Automated tests have passed.
• Code Quality Tests have passed.
• Acceptance Criteria in related issue are met.
• Manual Code Review Approved.
• If there are field changes, front end output has been thoroughly checked.

Select Team for PR review

• CMS Team
• Public websites
• Facilities
• User support
• Accelerated Publishing

Is this PR blocked by another PR?

Blocked by #20611

• DO NOT MERGE

Does this PR need review from a Product Owner

• Needs PO review

[github-actions]

Checking composer.lock changes...

[github-actions]

🚫 [eslint] <no-undef> _{reported by reviewdog 🐶}
'once' is not defined.

[github-actions]

Checking composer.lock changes...

[github-actions]

GitHub Workflows (.github/workflows/*.yml)

Have you...

• pinned all affected GitHub Actions at a specific commit by SHA?
• reviewed the source code of the action at the commit you are pinning?
• confirmed that no GitHub security measures are being bypassed?
• checked for any injection of user content into protected contexts?
• reviewed Security hardening for GitHub Actions?
• reviewed GitHub Workflows?

[github-actions]

Checking composer.lock changes...

[github-actions]

Checking composer.lock changes...

[github-actions]

[PHPStan] _{reported by reviewdog 🐶}
Access to an undefined property Symfony\Component\Validator\Constraint::$notANumber.

[github-actions]

Checking composer.lock changes...

[va-cms-bot]

Cypress Accessibility Violations

/test-data-voluptates

ID: button-name
Impact: critical
Tags: cat.name-role-value, wcag2a, wcag412, section508, section508.22.a, TTv5, TT6.a, EN-301-549, EN-9.4.1.2, ACT
Description: Ensure buttons have discernible text
Help: Buttons must have discernible text
Nodes:

• HTML: <button class="proofing-element-help" role="tooltip" data-proofing-help-title="About 'Page introduction' field" data-proofing-help="Add an introduction that helps visitors understand if information on the page is relevant to them."> <span aria-hidden="true">i</span> </button>
  Impact: critical
  Target: .field--name-field-intro-text-limited-html > .field__label > .proofing-element-help[role="tooltip"]
  Summary: Fix any of the following:
  Element does not have inner text that is visible to screen readers
  aria-label attribute does not exist or is empty
  aria-labelledby attribute does not exist, references elements that do not exist or references elements that are empty
  Element has no title attribute
  Element does not have an implicit (wrapped) <label>
  Element does not have an explicit <label>
  Element's default semantics were not overridden with role="none" or role="presentation"

• HTML: <button class="proofing-element-help" role="tooltip" data-proofing-help-title="About 'Generate a table of contents from major headings' field" data-proofing-help="By checking this box, all h2's below this point on the page will be linked with with anchor links. This helps users navigate content on very long pages. Do not check this box unless there is at least 2 h2's on the page.">
  Impact: critical
  Target: .field--name-field-table-of-contents-boolean > .field__label > .proofing-element-help[role="tooltip"]
  Summary: Fix any of the following:
  Element does not have inner text that is visible to screen readers
  aria-label attribute does not exist or is empty
  aria-labelledby attribute does not exist, references elements that do not exist or references elements that are empty
  Element has no title attribute
  Element does not have an implicit (wrapped) <label>
  Element does not have an explicit <label>
  Element's default semantics were not overridden with role="none" or role="presentation"

• HTML: <button class="proofing-element-help" role="tooltip" data-proofing-help-title="About 'Main content' field" data-proofing-help="The main body of the page, which appears below the featured content."> <span aria-hidden="true">i</span> </button>
  Impact: critical
  Target: button[data-proofing-help-title="About 'Main content' field"]
  Summary: Fix any of the following:
  Element does not have inner text that is visible to screen readers
  aria-label attribute does not exist or is empty
  aria-labelledby attribute does not exist, references elements that do not exist or references elements that are empty
  Element has no title attribute
  Element does not have an implicit (wrapped) <label>
  Element does not have an explicit <label>
  Element's default semantics were not overridden with role="none" or role="presentation"