Update .code-samples.meilisearch.yaml

added quotes

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

Author: Leigh-Ola

.code-samples.meilisearch.yaml

@@ -284,7 +284,7 @@ search_parameter_guide_matching_strategy_1: |-
   })
 search_parameter_guide_matching_strategy_2: |-
   client.index('movies').search('big fat liar', { 
-    matchingStrategy: 'all'
+    'matchingStrategy': 'all'
   })
 search_parameter_guide_highlight_1: |-
   client.index('movies').search('winter feast', {