Update .code-samples.meilisearch.yaml

Co-authored-by: Bruno Casali <[email protected]>

Author: alallema

.code-samples.meilisearch.yaml

@@ -277,7 +277,7 @@ search_parameter_guide_highlight_1: |-
 search_parameter_guide_highlight_tag_1: |-
   client.index('movies').search('winter feast', {
     'attributesToHighlight': ['overview'],
-    'highlightPreTag': '<span class=\"highlight\">',
+    'highlightPreTag': '<span class="highlight">',
     'highlightPostTag': '</span>'
   })
 search_parameter_guide_matches_1: |-