fix(AutocompleteInteraction): Prevent snake casing of locales (#9565)

* fix(AutocompleteInteraction): prevent snake casing of locales

* fix: avoid unnecessary overhead ops

Co-authored-by: Aura Román <kyradiscord@gmail.com>

---------

Co-authored-by: Aura Román <kyradiscord@gmail.com>

Author: Jiralite

packages/discord.js/src/structures/AutocompleteInteraction.js

@@ -86,7 +86,12 @@ class AutocompleteInteraction extends BaseInteraction {
     await this.client.rest.post(Routes.interactionCallback(this.id, this.token), {
       body: {
         type: InteractionResponseType.ApplicationCommandAutocompleteResult,
-        data: { choices: this.client.options.jsonTransformer(options) },
+        data: {
+          choices: options.map(({ nameLocalizations, ...option }) => ({
+            ...this.client.options.jsonTransformer(option),
+            name_localizations: nameLocalizations,
+          })),
+        },
       },
       auth: false,
     });