Update gradle

buildSrc/build.gradle.kts

@@ -22,3 +22,7 @@ import org.gradle.kotlin.dsl.`kotlin-dsl`
 plugins {
   `kotlin-dsl`
 }
+
+repositories {
+  jcenter()
+}

gradle/wrapper/gradle-wrapper.properties

@@ -18,5 +18,5 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https://services.gradle.org/distributions/gradle-4.9-all.zip
+distributionUrl=https://services.gradle.org/distributions/gradle-4.10.3-all.zip