DO NOT MERGE: Migrate SettingsActivity to fragment

Signed-off-by: Aayush Gupta <aayushgupta219@gmail.com>

app/src/main/res/layout/fragment_setting.xml

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!--
+  ~ Aurora Store
+  ~  Copyright (C) 2021, Rahul Kumar Patel <whyorean@gmail.com>
+  ~
+  ~  Aurora Store is free software: you can redistribute it and/or modify
+  ~  it under the terms of the GNU General Public License as published by
+  ~  the Free Software Foundation, either version 2 of the License, or
+  ~  (at your option) any later version.
+  ~
+  ~  Aurora Store is distributed in the hope that it will be useful,
+  ~  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~  GNU General Public License for more details.
+  ~
+  ~  You should have received a copy of the GNU General Public License
+  ~  along with Aurora Store.  If not, see <http://www.gnu.org/licenses/>.
+  ~
+  -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    tools:context=".view.ui.preferences.SettingsFragment">
+
+    <include
+        android:id="@+id/layout_toolbar_action"
+        layout="@layout/view_toolbar_native" />
+
+    <FrameLayout
+        android:id="@+id/settings"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+</LinearLayout>