UiBench: bump tools ang gradle versions to newer ones

Change-Id: I6416e1a739afd1769ef223aa898e0e03771f078f
diff --git a/tests/UiBench/build.gradle b/tests/UiBench/build.gradle
index 0756a8a..0b5c206 100644
--- a/tests/UiBench/build.gradle
+++ b/tests/UiBench/build.gradle
@@ -3,8 +3,7 @@
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:1.3.0'
-
+        classpath 'com.android.tools.build:gradle:2.1.2'
     }
 }
 
@@ -12,7 +11,7 @@
 
 android {
     compileSdkVersion 23
-    buildToolsVersion "22.0.0"
+    buildToolsVersion "23.0.3"
 
     defaultConfig {
         minSdkVersion 14