fix tests for load_path.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23817 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

bootstraptest/test_autoload.rb

@@ -70,7 +70,7 @@ assert_finish 5, %q{
 assert_equal 'A::C', %q{
   open("zzz.rb", "w") {}
   class A
-    autoload :C, "zzz"
+    autoload :C, "./zzz"
     class C
     end
     C

bootstraptest/test_thread.rb

@@ -228,7 +228,7 @@ assert_equal 'ok', %{
       end
     END
   end
-  require "zzz.rb"
+  require "./zzz.rb"
   $result
 }