docs: refactor medusa workflows reference (#8692)

* docs: fix handling of namespaces in core flows under definitions directory

* change nested handling

* docs-util: expand workflows under definitions in workflows reference

* remove check for definitions

www/packages/docs-ui/src/components/Card/Layout/Default/index.tsx

@@ -49,7 +49,7 @@ export const CardDefaultLayout = ({
           icon={image}
         />
       )}
-      <div className={clsx("flex flex-col flex-1", contentClassName)}>
+      <div className={clsx("flex flex-col flex-1 truncate", contentClassName)}>
         {title && (
           <div className="text-compact-small-plus text-medusa-fg-base truncate">
             {title}