Fix SearchResultItem missing key warning

Author: reakaleek

src/Elastic.Documentation.Site/Assets/web-components/SearchOrAskAi/Search/SearchResults.tsx

@@ -68,7 +68,7 @@ export const SearchResults = () => {
                 <>
                     <ul>
                         {data.results.map((result) => (
-                            <SearchResultListItem item={result} />
+                            <SearchResultListItem item={result} key={result.url} />
                         ))}
                     </ul>
                     <EuiSpacer size="m" />
@@ -118,7 +118,7 @@ function SearchResultListItem({ item: result }: SearchResultListItemProps) {
         highlightSearchTerms.push('.net')
     }
     return (
-        <li key={result.url}>
+        <li>
             <div
                 tabIndex={0}
                 css={css`