Update code samples [skip ci]

Author: github-actions[bot]

snippets/samples/code_samples_update_filterable_attributes_1.mdx

@@ -11,7 +11,7 @@ curl \
       "attributePatterns": ["*_ratings"],
       "features": {
         "facetSearch": false,
-        "filters": {
+        "filter": {
           "equality": true,
           "comparison": false
         }