Update code-samples according to issue integration-guides/216

Author: brunoocasali

.code-samples.meilisearch.yaml

@@ -4,34 +4,29 @@
 # You can read more on https://github.com/meilisearch/documentation/tree/master/.vuepress/code-samples
 ---
 getting_started_faceting: |-
-  client.index("movies").updateFaceting({ maxValuesPerFacet: 2 })
+  client.index('movies').update_faceting(max_values_per_facet: 2)
 getting_started_pagination: |-
-  client.index("movies").updatePagination({ maxTotalHits: 500 })
+  client.index('movies').update_pagination(max_total_hits: 500)
 synonyms_guide_1: |-
-  client.index('movies').updateSynonyms({
-    "great": ["fantastic"],
-    "fantastic": ["great"]
+  client.index('movies').update_synonyms({
+    great: ['fantastic'],
+    fantastic: ['great']
   })
 date_guide_index_1: |-
-  const games = require('./games.json')
-  client.index('games').addDocuments(games).then((res) => console.log(res))
+  require 'json'
+
+  games = JSON.parse(File.read('games.json'))
+  client.index('games').add_documents(games)
 date_guide_filterable_attributes_1: |-
-  client.index('games').updateFilterableAttributes({
-    filterableAttributes: ['release_timestamp'] 
-  })
+  client.index('games').update_filterable_attributes(['release_timestamp'])
 date_guide_filter_1: |-
   client.index('games').search('', {
     filter: 'release_timestamp >= 1514761200 AND release_timestamp < 1672527600'
   })
 date_guide_sortable_attributes_1: |-
-  client.index('games').updateSortableAttributes({
-    sortableAttributes: ['release_timestamp'] 
-  })
+  client.index('games').update_sortable_attributes(['release_timestamp'])
 date_guide_sort_1: |-
-  client.index('games').search('', {
-    sort: ['release_timestamp:desc'],
-  })
-
+  client.index('games').search('', sort: ['release_timestamp:desc'])
 async_guide_filter_by_date_1: |-
   client.get_tasks(after_enqueued_at: DateTime.new(2020, 10, 11, 11, 49, 53))