Add string for no boot.art notification

Bug: 17679443
Change-Id: Ib3283392882e8b35ee3a7903bbf71e8bfa948eed

Author: bdcgoogle

core/res/res/values/strings.xml

@@ -3388,6 +3388,8 @@
     <string name="low_internal_storage_view_title">Storage space running out</string>
     <!-- If the device is getting low on internal storage, a notification is shown to the user.  This is the message of that notification. -->
     <string name="low_internal_storage_view_text">Some system functions may not work</string>
+    <!-- If the device does not have storage for the main system classes, a notification is shown to the user.  This is the message of that notification. -->
+    <string name="low_internal_storage_view_text_no_boot">Not enough storage for the system. Make sure you have 250MB of free space and restart.</string>
 
     <!-- [CHAR LIMIT=NONE] Stub notification title for an app running a service that has provided
          a bad bad notification for itself. -->