Prevent Trigger action buttons from wrapping

What does this MR do?

• Prevents the action buttons on the Trigger section of CI/CD settings page from stacking on top of each other

Why was this MR needed?

• Buttons where stacking on top of each other when screen size too small

Screenshots (if relevant)

Before	After

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• Documentation created/updated
• API support added
• Tests
  • Added for this feature/bug
  • All builds are passing
• Conform by the merge request performance guides
• Conform by the style guides
• Branch has no merge conflicts with master (if it does - rebase it please)
• Squashed related commits together

What are the relevant issue numbers?

Closes #29807 (closed)