Add phone required package to device/user whitelist

Bug: 29893375
Change-Id: Ia5685dcc8a92af52fbda52de799e36f807d9561c
diff --git a/res/values/required_apps_managed_device.xml b/res/values/required_apps_managed_device.xml
index 911faac..0b204e6 100644
--- a/res/values/required_apps_managed_device.xml
+++ b/res/values/required_apps_managed_device.xml
@@ -23,6 +23,7 @@
         <item>com.android.settings</item>
         <item>com.android.contacts</item>
         <item>com.android.dialer</item>
+        <item>com.android.stk</item>  <!-- Required by com.android.phone by certain carriers -->
         <item>com.android.providers.downloads</item>
         <item>com.android.providers.downloads.ui</item>
         <item>com.android.documentsui</item>
diff --git a/res/values/required_apps_managed_user.xml b/res/values/required_apps_managed_user.xml
index 88f88fe..87974c9 100644
--- a/res/values/required_apps_managed_user.xml
+++ b/res/values/required_apps_managed_user.xml
@@ -23,6 +23,7 @@
         <item>com.android.settings</item>
         <item>com.android.contacts</item>
         <item>com.android.dialer</item>
+        <item>com.android.stk</item>  <!-- Required by com.android.phone by certain carriers -->
         <item>com.android.providers.downloads</item>
         <item>com.android.providers.downloads.ui</item>
         <item>com.android.documentsui</item>