WMSDK-555: remove jcenter()

Author: sergeysozinov

android/build.gradle

@@ -4,7 +4,7 @@ buildscript {
 
   repositories {
     google()
-    jcenter()
+    mavenCentral()
   }
 
   dependencies {
@@ -52,7 +52,6 @@ android {
 
 repositories {
   mavenCentral()
-  jcenter()
   google()
 
   def found = false