* doc/syntax/methods.rdoc: rdoc fix, patch by Dave Brown

[github:222]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38465 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

doc/syntax/methods.rdoc

@@ -68,8 +68,8 @@ Arguments may have default values:
     a + b
   end
 
-The default value does not need to appear first, but the must be grouped
-together.  This is ok:
+The default value does not need to appear first, but arguments with defaults
+must be grouped together.  This is ok:
 
   def add_values(a = 1, b = 2, c)
     a + b + c