feat(accordion): update accordion samples for new documentation - #1280

feat(accordion): update accordion samples for new documentation#1280

IMinchev64 wants to merge 3 commits into

vnextIgniteUI/igniteui-blazor-examples:vnextfrom

iminchev/accordion-programmatic-expansionIgniteUI/igniteui-blazor-examples:iminchev/accordion-programmatic-expansionCopy head branch name to clipboard