tool/downloader.rb: don't suppress exception
on the end of retry failure.
Fixed mistake in r61498
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61499 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
tool/downloader.rb: don't suppress exception
on the end of retry failure.
Fixed mistake in r61498
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61499 b2dd03c8-39d4-4d8f-98ff-823fe69b080e