WV-3504 Refine label placement

[rboller]

Description

The latest release (v4.58.0) introduced vector tile-based reference labels using Esri vector tiles and a custom style. This PR links to a slightly updated style which refines label placement.

How To Test

• git checkout WV-3504-updated-label-placement
• npm i && npm run build:verbose
• Validate that labels in the the reference labels layer are properly placed

PR Submission Checklist

This is simply a reminder of what we are going to look for before merging your code.

• I have read the CONTRIBUTING doc
• I have added necessary documentation (if applicable)
• I have added tests that prove my fix is effective or that my feature works (if applicable)
• Any dependent changes have been merged and published in downstream modules (if applicable)

Merging

Please use the squash and merge commit method unless each commit in your branch is vital to the commit history of main.

@nasa-gibs/worldview