set targetsdk=11 on renderscript misc samples project

Change-Id: Ib352d6e53bd5b2a56c84169e188b835d87c894f1
diff --git a/java/Samples/AndroidManifest.xml b/java/Samples/AndroidManifest.xml
index 9646a77..8dad161 100644
--- a/java/Samples/AndroidManifest.xml
+++ b/java/Samples/AndroidManifest.xml
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.android.samples">
+    <uses-sdk android:minSdkVersion="11" />
     <application android:label="Samples"
     android:icon="@drawable/test_pattern">
         <activity android:name="RsList"