fix(search): forward all result set properties to the component

Signed-off-by: Camila Belo <camilaibs@gmail.com>

.changeset/smooth-pillows-greet.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-search': patch
+---
+
+Forward all result set properties to item components, like highlights, for example.

plugins/search/src/alpha.tsx

@@ -200,14 +200,16 @@ export const SearchPage = createPageExtension({
                 <SearchResults>
                   {({ results }) =>
                     results.map((result, index) => {
+                      const { noTrack } = config;
+                      const { document, ...rest } = result;
                       const SearchResultListItem =
                         getResultItemComponent(result);
                       return (
                         <SearchResultListItem
+                          {...rest}
                           key={index}
-                          rank={result.rank}
-                          result={result.document}
-                          noTrack={config.noTrack}
+                          result={document}
+                          noTrack={noTrack}
                         />
                       );
                     })