Fix: report 410 issue

[kneerose]

List of changes

• Add helper function to add dRep given name on the static wallet
• Update dRep comment visibility assert
• Fix costing rejection test by filling in the cost breakdown last, to focus after filling out the currency inputs
• Trim proposal title to fix flaky test on proposal discussion

Checklist

• related report
• My changes generate no new warnings
• My code follows the style guidelines of this project
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the changelog
• I have added tests that prove my fix is effective or that my feature works

[github-actions]

✅ All checks succeeded

[github-actions]

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[github-actions]

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[github-actions]

✅ All checks succeeded

[github-actions]

✅ All checks succeeded

[github-actions]

✅ All checks succeeded