List guild stickers

curl --request GET \
  --url https://api.fluxer.app/v1/admin/guilds/{guild_id}/stickers \
  --header 'Authorization: <api-key>'

{
  "guild_id": "<string>",
  "stickers": [
    {
      "id": "<string>",
      "name": "<string>",
      "animated": true,
      "creator_id": "<string>",
      "media_url": "<string>"
    }
  ]
}