Switch to use Cosmos

plugin/build.gradle.kts

@@ -5,7 +5,7 @@ plugins {
 
 dependencies {
     implementation(project(":api"))
-    compileOnly("com.alttd:Galaxy-API:1.21.1-R0.1-SNAPSHOT")
+    compileOnly("com.alttd.cosmos:cosmos-api:1.21.6-R0.1-SNAPSHOT")
     api("org.reflections:reflections:0.10.2")
 
     compileOnly("org.projectlombok:lombok:1.18.34")