Update doc of ACTION_SET_RADIO_CAPABILITY_DONE intent.

Bug: 24450765
Change-Id: I42c9f9b2b1c34d774c28d8431bc7c21bbf5909fd
diff --git a/telephony/java/com/android/internal/telephony/TelephonyIntents.java b/telephony/java/com/android/internal/telephony/TelephonyIntents.java
index eafb3d4..a07a5af 100644
--- a/telephony/java/com/android/internal/telephony/TelephonyIntents.java
+++ b/telephony/java/com/android/internal/telephony/TelephonyIntents.java
@@ -384,6 +384,9 @@
      *   <li><em>phones radio access family </em> - A RadioAccessFamily
      *   array, contain phone ID and new radio access family for each phone.</li>
      * </ul>
+     *
+     * <p class="note">
+     * Requires the READ_PHONE_STATE permission.
      */
     public static final String ACTION_SET_RADIO_CAPABILITY_DONE =
             "android.intent.action.ACTION_SET_RADIO_CAPABILITY_DONE";