Doc change: add AccelerometerPlay to the generated samples.

Change-Id: I95764f216455bbceef7fa95a1a819b906e4e7e7c
diff --git a/Android.mk b/Android.mk
index 8b0cbde..6147022 100644
--- a/Android.mk
+++ b/Android.mk
@@ -392,6 +392,8 @@
 		            resources/samples/AccessibilityService "Accessibility Service" \
 		-samplecode $(sample_dir)/ApiDemos \
 		            resources/samples/ApiDemos "API Demos" \
+		-samplecode $(sample_dir)/AccelerometerPlay \
+		            resources/samples/AccelerometerPlay "Accelerometer Play" \
 		-samplecode $(sample_dir)/BackupRestore \
 		            resources/samples/BackupRestore "Backup and Restore" \
 		-samplecode $(sample_dir)/BluetoothChat \