docs: improvements and fixes to components in API reference (#9410)

- Change layout of parameters for clearer display
- Fix schema code blocks being longer than container
- switch between showing required to showing optional indicator
- Fixed code tabs not having copy / report buttons

Closes DOCS-936

Preview: https://api-reference-v2-git-docs-api-ref-comp-improv-medusajs.vercel.app/v2/api/store

www/packages/docs-ui/src/components/CodeBlock/Actions/index.tsx

@@ -15,7 +15,7 @@ export type CodeBlockActionsProps = {
   inInnerCode?: boolean
   isCollapsed: boolean
   canShowApiTesting?: boolean
-  onApiTesting: React.Dispatch<React.SetStateAction<boolean>>
+  onApiTesting?: React.Dispatch<React.SetStateAction<boolean>>
   noReport?: boolean
   noCopy?: boolean
 }
@@ -91,7 +91,7 @@ export const CodeBlockActions = ({
                 inHeader && "p-[4.5px]",
                 "cursor-pointer"
               )}
-              onClick={() => onApiTesting(true)}
+              onClick={() => onApiTesting?.(true)}
             >
               <PlaySolid className={clsx(iconClassName)} />
             </span>