add link for how to update the gradle plugin. bug: 23725775
am: 3d5a4c9eda

Change-Id: I19f1bd78e3a7cd984e8dce7a2ca859471791afa6
diff --git a/docs/html/topic/libraries/data-binding/index.jd b/docs/html/topic/libraries/data-binding/index.jd
index ddcc9f2..0faa1db 100644
--- a/docs/html/topic/libraries/data-binding/index.jd
+++ b/docs/html/topic/libraries/data-binding/index.jd
@@ -162,7 +162,9 @@
 
 <p>
   To use data binding, Android Plugin for Gradle <strong>1.5.0-alpha1</strong>
-  or higher is required.
+  or higher is required. See how to <a
+href="/studio/releases/gradle-plugin.html#updating-plugin">update the Android
+Plugin for Gradle</a>.
 </p>
 
 <h2 id="build_environment">