chore(BUX-641): remove unneeded config param for frontend in start.sh

[dorzepowski]

Pull Request Checklist

• 📖 I created my PR using provided : CODE_STANDARDS
• 📖 I have read the short Code of Conduct: CODE_OF_CONDUCT
• 🏠 I tested my changes locally.
• ✅ I have provided tests for my changes.
• 📝 I have used conventional commits.
• 📗 I have updated any related documentation.
• 💾 PR was issued based on the Github or Jira issue.

[github-actions]

Manual Tests

💚 Manual testing by @chris-4chain resulted in success.

[chris-4chain]

testing 🧪

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 53.03%. Comparing base (c8dffdf) to head (606e498).

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #503   +/-   ##
=======================================
  Coverage   53.03%   53.03%           
=======================================
  Files         164      164           
  Lines        9020     9020           
=======================================
  Hits         4784     4784           
  Misses       3785     3785           
  Partials      451      451           

Flag	Coverage Δ
unittests	53.03% <ø> (ø)

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