Upgrade `browser-sync` and resolve `PersonaBar` issue

[david-poindexter]

Related to Issue

Fixes #355

Description

This PR upgrades browser-sync and adds a rewrite rule to allow the PersonaBar to show in DNN when using gulp serve.

How Has This Been Tested?

Local dev env

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 not work as expected)

Checklist:

• [x] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.

[sonarcloud[bot]]

Quality Gate passed

Kudos, no new issues were introduced!

0 New issues
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud