Fix issue #871 - Remove instance name encoded in UTF-8

import androidx.lifecycle.ViewModelProvider;

import androidx.preference.PreferenceManager;

import java.io.UnsupportedEncodingException;

import java.net.MalformedURLException;

import java.net.URL;

import java.net.URLEncoder;

import app.fedilab.android.BaseMainActivity;

import app.fedilab.android.R;

            e.printStackTrace();

        }

        try {

            currentInstanceLogin = URLEncoder.encode(host, "utf-8");

        } catch (UnsupportedEncodingException e) {

        currentInstanceLogin = host;

        }

        String scopes = requestedAdmin ? Helper.OAUTH_SCOPES_ADMIN : Helper.OAUTH_SCOPES;

        AppsVM appsVM = new ViewModelProvider(requireActivity()).get(AppsVM.class);

        appsVM.createApp(currentInstanceLogin, getString(R.string.app_name),