Revert "Test build failure on main" (#1905)

Reverts sinatra/sinatra#1904

test/sinatra_test.rb

@@ -3,7 +3,6 @@ require_relative 'test_helper'
 class SinatraTest < Minitest::Test
   it 'creates a new Sinatra::Base subclass on new' do
     app = Sinatra.new { get('/') { 'Hello World' } }
-    assert_same false, true
     assert_same Sinatra::Base, app.superclass
   end