Add @UnsupportedAppUsage annotations

For packages:
  android.telephony
  android.telephony.cdma
  android.telephony.data
  android.telephony.euicc
  android.telephony.gsm
  android.telephony.ims
  android.telephony.ims.aidl
  android.telephony.ims.compat
  android.telephony.ims.compat.feature
  android.telephony.ims.compat.stub
  android.telephony.ims.feature
  android.telephony.ims.stub
  android.telephony.mbms
  android.telephony.mbms.vendor

This is an automatically generated CL. See go/UnsupportedAppUsage
for more details.

Exempted-From-Owner-Approval: Mechanical changes to the codebase
which have been approved by Android API council and announced on
android-eng@

Bug: 110868826
Test: m
Change-Id: I22547ac0ed384d74d61cfd51d20c140e392a597f
diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index ab94093..a45d70b 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -22,6 +22,7 @@
 import android.annotation.SuppressLint;
 import android.annotation.SystemApi;
 import android.annotation.SystemService;
+import android.annotation.UnsupportedAppUsage;
 import android.content.Context;
 import android.os.PersistableBundle;
 import android.os.RemoteException;
@@ -1212,6 +1213,7 @@
      * disable_metered_apns}
      * @hide
      */
+    @UnsupportedAppUsage
     public static final String KEY_CARRIER_DEFAULT_ACTIONS_ON_REDIRECTION_STRING_ARRAY =
             "carrier_default_actions_on_redirection_string_array";
 
@@ -1824,6 +1826,7 @@
      * Key identifying if voice call barring notification is required to be shown to the user.
      * @hide
      */
+    @UnsupportedAppUsage
     public static final String KEY_DISABLE_VOICE_BARRING_NOTIFICATION_BOOL =
             "disable_voice_barring_notification_bool";