Removes redundant @SystemApi for registerMonitorCallback

and from MONITOR_DEVICE_CONFIG_ACCESS permission declaration.

Test: no need, just removing annotation.

Bug: 149487442
Change-Id: I73bbe9672eb5c8c0fd043c07a5e27463f0f14e5c

api/system-current.txt

@@ -133,7 +133,6 @@ package android {
     field public static final String MODIFY_PARENTAL_CONTROLS = "android.permission.MODIFY_PARENTAL_CONTROLS";
     field public static final String MODIFY_QUIET_MODE = "android.permission.MODIFY_QUIET_MODE";
     field public static final String MODIFY_SETTINGS_OVERRIDEABLE_BY_RESTORE = "android.permission.MODIFY_SETTINGS_OVERRIDEABLE_BY_RESTORE";
-    field public static final String MONITOR_DEVICE_CONFIG_ACCESS = "android.permission.MONITOR_DEVICE_CONFIG_ACCESS";
     field public static final String MOVE_PACKAGE = "android.permission.MOVE_PACKAGE";
     field public static final String NETWORK_AIRPLANE_MODE = "android.permission.NETWORK_AIRPLANE_MODE";
     field public static final String NETWORK_CARRIER_PROVISIONING = "android.permission.NETWORK_CARRIER_PROVISIONING";

core/java/android/provider/Settings.java

@@ -14230,7 +14230,6 @@ public final class Settings {
          *
          * @hide
          */
-        @SystemApi
         @RequiresPermission(Manifest.permission.MONITOR_DEVICE_CONFIG_ACCESS)
         public static void registerMonitorCallback(@NonNull ContentResolver resolver,
                 @NonNull RemoteCallback callback) {

core/res/AndroidManifest.xml

@@ -2730,7 +2730,7 @@
     <permission android:name="android.permission.READ_DEVICE_CONFIG"
         android:protectionLevel="signature|preinstalled" />
 
-    <!-- @SystemApi @hide Allows an application to monitor config settings access.
+    <!-- @hide Allows an application to monitor {@link android.provider.Settings.Config} access.
     <p>Not for use by third-party applications. -->
     <permission android:name="android.permission.MONITOR_DEVICE_CONFIG_ACCESS"
         android:protectionLevel="signature"/>