Update Bot to latest Discordeno Version 21.0.0 and add nsfw check for rule34 and yandere api calls

src/structures/embeds.ts

@@ -1,4 +1,4 @@
-import { DiscordEmbed, DiscordEmbedAuthor, DiscordEmbedField, DiscordEmbedImage } from "npm:discordeno@18.0.1";
+import { DiscordEmbed, DiscordEmbedAuthor, DiscordEmbedField, DiscordEmbedImage } from "npm:discordeno@21.0.0";
 
 export type Field = {name: string, value: string}