remove Portuguese localization

git-svn-id: svn://svn.transmissionbt.com/Transmission/trunk@14274 f4695dd4-2c0a-0410-b89c-da849a56a58e
remove Portuguese localization files

git-svn-id: svn://svn.transmissionbt.com/Transmission/trunk@14275 f4695dd4-2c0a-0410-b89c-da849a56a58e