[DO NOT MERGE] Bump version number from 2.3.14 to 2.3.15

Bug: 26143053
Change-Id: Iba40ed3e49e34274b3ce42128fae5aa3bd6a701e
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 9d5af42..496e5f2 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -17,8 +17,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.android.dialer"
     coreApp="true"
-    android:versionCode="20314"
-    android:versionName="2.3.14">
+    android:versionCode="20315"
+    android:versionName="2.3.15">
 
     <uses-sdk
         android:minSdkVersion="23"