Add shebang to startBrowser.sh script

[sparklestheunicorn]

TL;DR

The startBrowser.sh script needed a shebang (#!/bin/bash) at the beginning

What

What is affected by this PR?

• [ ] API
• [ ] GUI
• [ ] Hardware Integration
• [x] OS/Deployment
• [ ] Documentation
• [ ] Other (please describe in notes)

Testing

How was this tested?

• [ ] Locally Virtualized
• [ ] Raspberry Pi
• [ ] With Hardware
• [ ] Other (please describe in notes)

Notes

How was your day?