[ui][typeahead] fix results showing below other stacked elements by adding z-index

packages/ui/src/Typeahead/Typeahead.tsx

@@ -117,7 +117,7 @@ export default function Typeahead({
           leave="transition ease-in duration-100"
           leaveFrom="opacity-100"
           leaveTo="opacity-0">
-          <Combobox.Options className="absolute mt-1 max-h-60 w-full overflow-auto rounded-md bg-white py-1 text-sm shadow-lg ring-1 ring-black ring-opacity-5 focus:outline-none">
+          <Combobox.Options className="absolute z-10 mt-1 max-h-60 w-full overflow-auto rounded-md bg-white py-1 text-sm shadow-lg ring-1 ring-black ring-opacity-5 focus:outline-none">
             {options.length === 0 && query !== '' ? (
               <div className="relative cursor-default select-none py-2 px-4 text-slate-700">
                 {noResultsMessage}