Removed unnecessary repo dependency

Author: Anuken

build.gradle

@@ -6,7 +6,6 @@ sourceSets.main.java.srcDirs = ["src"]
 
 repositories{
     mavenCentral()
-    maven{ url = "https://raw.githubusercontent.com/Zelaux/MindustryRepo/master/repository" }
 
     //Downloads the server-release JAR file from Mindustry releases; does not use any real repository. Surprisingly, this is the most reliable option.
     ivy{