fix(a11y): minor markup fix to improve breadcrumb semantics
MODIFY
src/components/breadcrumb/breadcrumb.html
src/components/breadcrumb/breadcrumb.html
-<div class="bx--breadcrumb bx--breadcrumb--no-trailing-slash">
+<nav class="bx--breadcrumb bx--breadcrumb--no-trailing-slash" aria-label="breadcrumb">
<div class="bx--breadcrumb-item">
<a href="#" class="bx--link">Breadcrumb 1</a>
</div>
<div class="bx--breadcrumb-item">
<span>Breadcrumb 4</span>
</div>
-</div>
-
+</nav>

fix(a11y): minor markup fix to improve breadcrumb semantics (#263)