change population of test data

test/remove-test-db.js

@@ -5,7 +5,6 @@ test('dropping jambones_test database', (t) => {
   exec(`mysql -h 127.0.0.1 -u root --protocol=tcp --port=3360 < ${__dirname}/db/remove_test_db.sql`, (err, stdout, stderr) => {
     if (err) return t.end(err);
     t.pass('database successfully dropped');
-    fs.unlinkSync(`${__dirname}/credentials/gcp.json`);
     t.end();
   });
 });