Open Security Patch Bulletin

When in device settings, in about phone, we show the current
security patch. Now, we'll also fire and intent to open a link
to the security bulletin page so users can see details about
their security patch.

Change-Id: I59c9e6ac0aecb0398992942a0fee4cb0a3cf268e
Fixes: 29828303
diff --git a/res/xml/device_info_settings.xml b/res/xml/device_info_settings.xml
index 3d57fc1..22d3e97 100644
--- a/res/xml/device_info_settings.xml
+++ b/res/xml/device_info_settings.xml
@@ -84,11 +84,12 @@
                 android:summary="@string/device_info_default"/>
 
         <!-- Security patch level -->
-        <Preference android:key="security_patch"
-                android:enabled="false"
-                android:shouldDisableView="false"
+        <PreferenceScreen android:key="security_patch"
                 android:title="@string/security_patch"
-                android:summary="@string/device_info_default"/>
+                android:summary="@string/device_info_default">
+                <intent android:action="android.intent.action.VIEW"
+                        android:data="https://source.android.com/security/bulletin/" />
+        </PreferenceScreen>
 
         <!-- Device FCC equipment id -->
         <Preference android:key="fcc_equipment_id"