ui: update wording of choose networks on onboarding

[nicole-obrien]

Summary

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Testing

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• Desktop
  • [ ] MacOS
  • [ ] Linux
  • [ ] Windows

Instructions

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Checklist

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• [ ] I have followed the contribution guidelines for 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 added or modified tests that prove my changes work as intended
• [ ] I have verified that new and existing unit tests pass locally with my changes
• [ ] I have verified that my latest changes pass CI workflows for testing and linting
• [ ] I have made corresponding changes to the documentation