[minor] Have Screen Speak/screen readers on mobile read Journey before other page content.

[adamerickson-branch]

Pull Request Template

Description

For mobile, changed appendChild to prepend so the journey is at the top of the HTML and is read first by screen readers.

Fixes # (issue)
ENGMT-1629

Type of change

Please delete options that are not relevant.

• 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

• Unit test
• Integration test
• Manual testing. Journey's unit tests are commented out (have been for years it looks like?). Manual testing videos are visible in the JIRA ticket.

JS Budget Check

Please mention the size in kb before abd after this PR

Files	Before	After
dist/build.js.	166KB	166KB
dist/build.min.js	77KB	77KB

Checklist:

• 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
• Any dependent changes have been merged and published in downstream modules
• I have checked my code and corrected any misspellings

Mentions:

List the person or team responsible for reviewing proposed changes.

cc @BranchMetrics/saas-sdk-devs for visibility.

[github-actions]

Test Results

  1 files  ±0    1 suites  ±0   54s ⏱️ -5s
159 tests ±0  152 ✅ ±0  7 💤 ±0  0 ❌ ±0 
162 runs  ±0  155 ✅ ±0  7 💤 ±0  0 ❌ ±0 

Results for commit deab75a. ± Comparison against base commit 9043225.

♻️ This comment has been updated with latest results.

[bredmond5]

lgtm