only one language in 'sur le mm site projet'

config/sync/views.view.projets.yml

@@ -409,6 +409,48 @@ display:
           plugin_id: bundle
           value:
             projet: projet
+        langcode:
+          id: langcode
+          table: node_field_data
+          field: langcode
+          relationship: none
+          group_type: group
+          admin_label: ''
+          entity_type: node
+          entity_field: langcode
+          plugin_id: language
+          operator: in
+          value:
+            '***LANGUAGE_language_interface***': '***LANGUAGE_language_interface***'
+          group: 1
+          exposed: false
+          expose:
+            operator_id: ''
+            label: ''
+            description: ''
+            use_operator: false
+            operator: ''
+            operator_limit_selection: false
+            operator_list: {  }
+            identifier: ''
+            required: false
+            remember: false
+            multiple: false
+            remember_roles:
+              authenticated: authenticated
+            reduce: false
+          is_grouped: false
+          group_info:
+            label: ''
+            description: ''
+            identifier: ''
+            optional: true
+            widget: select
+            multiple: false
+            remember: false
+            default_group: All
+            default_group_multiple: {  }
+            group_items: {  }
       style:
         type: default
       row: