Update widget heading to H2 on Claim or Appeal Status

[laflannery]

Description

On the widget on the Claim or Appeal Status page, the H3 heading on the widget needs to be updated to be an H2

Engineering notes / background

Analytics considerations

Testing & QA

Scope / Impact analysis

What, if anything, could break as a result of this change?
Engineer should assess this when approaching PR.

Roles / assignments

After functional testing, code review, accessibility review, and design review can happen in parallel.

• Functional testing:
• Code review:
• Design review:
• Accessibility review: Laura Flannery
• Product acceptance:

Acceptance criteria

ACs should capture expected behavior, to inform test plans. Consider devices, documentation updates including KBs, change management, and content model when applicable.

• The widget heading "Sign in to check your claim, decision review, or appeal status" has been updated to H2
• Accessibility review