[DOC] Improve String#strip documentation.
Patch by Josh Goldberg. [Fix GH-1933] [ci skip]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64757 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
[DOC] Improve String#strip documentation.
Patch by Josh Goldberg. [Fix GH-1933] [ci skip]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64757 b2dd03c8-39d4-4d8f-98ff-823fe69b080e