also removes exodrone adventures from prefixed sql schema (#78769)

## About The Pull Request

forgor

## Why It's Good For The Game


![image](https://github.com/tgstation/tgstation/assets/70376633/3ba3ae4f-64ae-47a1-98ba-05d1e2d6d912)

## Changelog

nothing playerfacing hopefully

SQL/tgstation_schema_prefixed.sql

@@ -637,19 +637,6 @@ CREATE TABLE `SS13_discord_links` (
 	PRIMARY KEY (`id`)
 ) ENGINE=InnoDB;
 
---
--- Table structure for table `text_adventures`
---
-DROP TABLE IF EXISTS `SS13_text_adventures`;
-CREATE TABLE `SS13_text_adventures` (
-	`id` int(11) NOT NULL AUTO_INCREMENT,
-	`adventure_data` LONGTEXT NOT NULL,
-	`uploader` VARCHAR(32) NOT NULL,
-	`timestamp` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
-	`approved` TINYINT(1) NOT NULL DEFAULT FALSE,
-	PRIMARY KEY (`id`)
-) ENGINE=InnoDB;
-
 --
 -- Table structure for table `admin_connections`
 --