Fix a strict mode violation in SystemUpdatePrefController

Change-Id: I4770b878b6f69318f08f8974c5c4d2690c5611d4
Bug: 78626509
Test: robotests

src/com/android/settings/slices/SettingsSliceProvider.java

@@ -26,7 +26,6 @@ import android.content.Intent;
 import android.graphics.drawable.Icon;
 import android.net.Uri;
 import android.net.wifi.WifiManager;
-import android.os.StrictMode;
 import android.provider.Settings;
 import androidx.annotation.VisibleForTesting;
 import android.provider.SettingsSlicesContract;
@@ -155,11 +154,6 @@ public class SettingsSliceProvider extends SliceProvider {
 
     @Override
     public Slice onBindSlice(Uri sliceUri) {
-        // TODO: Remove this when all slices are not breaking strict mode
-        StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder()
-                .permitAll()
-                .build());
-
         String path = sliceUri.getPath();
         // If adding a new Slice, do not directly match Slice URIs.
         // Use {@link SlicesDatabaseAccessor}.