Updates dependency WildStacker to use the API module and added repo url

pom.xml

@@ -99,6 +99,11 @@
             <id>CodeMC</id>
             <url>https://repo.codemc.org/repository/maven-public/</url>
         </repository>
+
+        <repository>
+            <id>bg-repo</id>
+            <url>https://repo.bg-software.com/repository/api/</url>
+        </repository>
     </repositories>
 
     <dependencies>
@@ -118,8 +123,8 @@
 
         <dependency>
             <groupId>com.bgsoftware</groupId>
-            <artifactId>wildstacker</artifactId>
-            <version>3.5.1</version>
+            <artifactId>WildStackerAPI</artifactId>
+            <version>3.8.1</version>
             <scope>provided</scope>
         </dependency>