refactor(util): COMMANDS_GUILD_ID constant arg order (#440)

* fmt

* refactor(util): change arg order for COMMANDS_GUILD_ID

* refactor(handlers): change arg order for COMMANDS_GUILD_ID

* feat(handlers): add getSlashCommand function

* Update mod.ts

* remove that

src/util/constants.ts

@@ -143,8 +143,8 @@ export const endpoints = {
     `${baseEndpoints.BASE_URL}/applications/${applicationID}/commands/${commandID}`,
   COMMANDS_GUILD_ID: (
     applicationID: string,
-    commandID: string,
     guildID: string,
+    commandID: string,
   ) =>
     `${baseEndpoints.BASE_URL}/applications/${applicationID}/guilds/${guildID}/commands/${commandID}`,