Remove unneeded maven repo and upgrade gradle to 4.10

android/build.gradle

@@ -37,11 +37,6 @@ ext {
 }
 
 subprojects {project ->
-  buildscript {
-    repositories {
-      maven { url = 'https://dl.bintray.com/android/android-tools/' }
-    }
-  }
   // https://stackoverflow.com/questions/52613089/getting-verifyreleaseresources-error-after-upgrading-react-native
   afterEvaluate {
     if (project.hasProperty("android")) {

android/gradle/wrapper/gradle-wrapper.properties

@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.4-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.2-all.zip