* template/unicode_norm_gen.tmpl: Change formatting of output to produce only a
  single item (or range) for each line to make future diffs shorter and easier
  to understand and check.

* lib/unicode_normalize/tables.rb: output of the above

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67439 b2dd03c8-39d4-4d8f-98ff-823fe69b080e