Drop rikkax

* TODO: Reimplement some functions

* Locale set is not needed as Android 13 will land

* Don't release until all fixed

app/src/main/java/com/hippo/ehviewer/EhApplication.java

@@ -91,8 +91,6 @@ import okhttp3.OkHttpClient;
 import okhttp3.Request;
 import okhttp3.Response;
 import okhttp3.ResponseBody;
-import rikka.material.app.DayNightDelegate;
-import rikka.material.app.LocaleDelegate;
 
 public class EhApplication extends SceneApplication {
 
@@ -336,10 +334,6 @@ public class EhApplication extends SceneApplication {
             EhDB.mergeOldDB(this);
         }
 
-        LocaleDelegate.setDefaultLocale(Settings.getLocale());
-        DayNightDelegate.setApplicationContext(this);
-        DayNightDelegate.setDefaultNightMode(Settings.getTheme());
-
         // Do io tasks in new thread
         //noinspection deprecation
         new AsyncTask<Void, Void, Void>() {