Delete AmericanAsyncTask.java unused

app/src/main/java/com/example/soulfood_assignment2/AmericanAsyncTask.java

-package com.example.soulfood_assignment2;
-
-import android.os.AsyncTask;
-import android.util.Log;
-
-import java.util.ArrayList;
-
-public class AmericanAsyncTask extends AsyncTask<Void, Void, ArrayList<String>> {
-    public ArrayList<String> americanResults;
-
-    @Override
-    protected ArrayList<String> doInBackground(Void... params) {
-        databaseInterface dbi = new databaseInterface();
-        americanResults = dbi.getPlaylistByAttributes(databaseInterface.Cuisine.american, databaseInterface.Vibe.any, databaseInterface.Time.any);
-        for(int i = 0; i < americanResults.size(); i++) {
-            Log.d("AmericanResults!!", americanResults.get(i));
-        }
-        return americanResults;
-    }
-
-}