Resolve "Performance bar modal box content overflows"

What does this MR do?

Increases width of modal box and breaks the words into new lines when we have huge paths.

Screenshots (if relevant)

Notes

1. There are 2 scrollbars but they don't seem to be related with this change
2. The boostrap variables are not available in this CSS file

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• Documentation created/updated
• API support added
• Tests added for this feature/bug
• Review
  • Has been reviewed by UX
  • Has been reviewed by Frontend
  • Has been reviewed by Backend
  • Has been reviewed by Database
• Conform by the merge request performance guides
• Conform by the style guides
• Squashed related commits together
• Internationalization required/considered
• End-to-end tests pass (package-and-qa manual pipeline job)

What are the relevant issue numbers?

Closes #44453 (closed)