amelioration(combobox): utilise une loupe plutot qu'un chevron bas pour les combobox en mode autocomplete

.scss-lint.yml

@@ -1,6 +1,7 @@
 exclude:
   - 'app/assets/stylesheets/reset.scss'
   - 'app/assets/stylesheets/direct_uploads.scss'
+  - 'app/assets/stylesheets/dsfr.scss'
 
 linters:
   BangFormat:

app/assets/stylesheets/dsfr.scss

@@ -33,6 +33,13 @@ trix-editor.fr-input {
       width: 100%;
     }
   }
+  .fr-autocomplete{
+    // override dsfr chevron down which is
+    //  --data-uri-svg: url("data:image/svg+xml;charset=utf-8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M18.031 16.6168L22.3137 20.8995L20.8995 22.3137L16.6168 18.031C15.0769 19.263 13.124 20 11 20C6.032 20 2 15.968 2 11C2 6.032 6.032 2 11 2C15.968 2 20 6.032 20 11C20 13.124 19.263 15.0769 18.031 16.6168ZM16.0247 15.8748C17.2475 14.6146 18 12.8956 18 11C18 7.1325 14.8675 4 11 4C7.1325 4 4 7.1325 4 11C4 14.8675 7.1325 18 11 18C12.8956 18 14.6146 17.2475 15.8748 16.0247L16.0247 15.8748Z'></path></svg>");
+    // use a magnifier instead
+    --data-uri-svg: url("data:image/svg+xml;charset=utf-8,<svg xmlns='http://www.w3.org/2000/svg' x='0px' y='0px' viewBox='0 0 24 24' ><path fill='%23161616' d='M12,13.1l5-4.9l1.4,1.4L12,15.9L5.6,9.5l1.4-1.4L12,13.1z'/></svg>");
+    background-image: var(--data-uri-svg);
+  }
 }
 
 @media (max-width: 62em) {

app/components/dsfr/combobox_component.rb

@@ -37,7 +37,11 @@ class Dsfr::ComboboxComponent < ApplicationComponent
   end
 
   def input_class
-    "#{@input_html_options[:class].presence || ''} fr-select"
+    class_names(
+      "#{@input_html_options[:class]}": @input_html_options[:class].presence,
+      'fr-select': true,
+      'fr-autocomplete': @url.presence
+    )
   end
 
   def selected_option_label_input_value