Fixed starter code for CS 492 assignment 4

activity_settings.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.fragment.app.FragmentContainerView
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/settings_fragment"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:name="com.example.android.roomyweather.ui.SettingsFragment"
    tools:context=".ui.SettingsActivity" />