fix whitespace errors

lib/sinatra/base.rb

@@ -304,7 +304,7 @@ module Sinatra
       options[:layout] = false
       render :sass, template, options, locals
     end
-    
+
     def less(template, options={}, locals={})
       options[:layout] = false
       render :less, template, options, locals

test/less_test.rb

@@ -9,25 +9,25 @@ class LessTest < Test::Unit::TestCase
     }
     get '/'
   end
-  
+
   it 'renders inline Less strings' do
     less_app { less "@white_color: #fff; #main { background-color: @white_color }"}
     assert ok?
     assert_equal "#main { background-color: #ffffff; }\n", body
   end
-  
+
   it 'renders .less files in views path' do
     less_app { less :hello }
     assert ok?
     assert_equal "#main { background-color: #ffffff; }\n", body
   end
-  
+
   it 'ignores the layout option' do
     less_app { less :hello, :layout => :layout2 }
     assert ok?
     assert_equal "#main { background-color: #ffffff; }\n", body
   end
-  
+
   it "raises error if template not found" do
     mock_app {
       get('/') { less :no_such_template }