Bump up AOSP Contacts version to 1.7.11.

Bug:37516292
Change-Id: I94bfdcbd0fff41427d4a1f3ffbaeb82860029258
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 58209ae..3c6d4a5 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -16,8 +16,8 @@
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
           package="com.android.contacts"
-          android:versionCode="10710"
-          android:versionName="1.7.10">
+          android:versionCode="10711"
+          android:versionName="1.7.11">
 
     <uses-sdk
         android:minSdkVersion="21"