add mavenCentral (#394)

Author: shashank11p

build.gradle.kts

@@ -9,13 +9,23 @@ plugins {
     id("org.owasp.dependencycheck") version "7.1.1"
 }
 
+buildscript {
+    repositories {
+        mavenCentral()
+    }
+}
+
 allprojects {
     apply(plugin="java-library")
     java {
         sourceCompatibility = JavaVersion.VERSION_1_8
         targetCompatibility = JavaVersion.VERSION_1_8
     }
 
+    repositories {
+        mavenCentral()
+    }
+
     tasks.compileJava {
         options.compilerArgs.add("-Werror")
     }