OMADM intent sent by both system and apps.

Adding an exception for "com.android.omadm.service.CONFIGURATION_UPDATE"
as it is sent by both system and OEM apps.

Bug: 28757729
Change-Id: Ic89d38bbd78e436ca3c259f1aa61be450033a232

telephony/java/com/android/internal/telephony/TelephonyIntents.java

@@ -423,4 +423,10 @@ public class TelephonyIntents {
      */
     public static final String ACTION_REQUEST_NETWORK_FAILED =
             "android.intent.action.REQUEST_NETWORK_FAILED";
+
+    /**
+     * Broadcast action to trigger CI OMA-DM Session.
+     */
+    public static final String ACTION_REQUEST_OMADM_CONFIGURATION_UPDATE =
+            "com.android.omadm.service.CONFIGURATION_UPDATE";
 }