* test/iconv/utils.rb: suppress warning message.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29965 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/iconv/utils.rb

@@ -1,8 +1,11 @@
 begin
+  verbose, $VERBOSE = $VERBOSE, nil
   require 'iconv'
 rescue LoadError
 else
   require 'test/unit'
+ensure
+  $VERBOSE = verbose
 end
 
 class TestIconv < ::Test::Unit::TestCase