Issue #3478149: Removed the breakpoint 'xs' and added 'xl, xxl' breakpoint for carousel.

Closes #3478149

added 5 commits

• a63ef42d...a70d5758 - 2 commits from branch project:5.5.x
• e8b604a2 - Issue #3478149: Removed the breakpoint 'xs' and added 'xl, xxl' breakpoint for carousel.
• 29d7758b - fixes breakpoint calculations
• 22158e24 - adds return types and removes unused function

Compare with previous version

added 1 commit

• b66e1890 - fixes spacing for division statement

Compare with previous version

merged