Move the entries of tempfile on docs

doc/maintainers.rdoc

@@ -85,8 +85,6 @@ Zachary Scott (zzak)
   Tanaka Akira (akr)
 [lib/shellwords.rb]
   Akinori MUSHA (knu)
-[lib/tempfile.rb]
-  _unmaintained_
 [lib/tmpdir.rb]
   _unmaintained_
 [lib/time.rb]
@@ -239,6 +237,9 @@ Zachary Scott (zzak)
   Yukihiro Matsumoto (matz)
   https://github.com/ruby/singleton
   https://rubygems.org/gems/singleton
+[lib/tempfile.rb]
+  _unmaintained_
+  https://github.com/ruby/tempfile
 [lib/timeout.rb]
   Yukihiro Matsumoto (matz)
   https://github.com/ruby/timeout

doc/standard_library.rdoc

@@ -31,7 +31,6 @@ Gem:: Package management framework for Ruby
 SecureRandom:: Interface for secure random number generator
 Set:: Provides a class to deal with collections of unordered, unique values
 Shellwords:: Manipulates strings with word parsing rules of UNIX Bourne shell
-Tempfile:: A utility class for managing temporary files
 Time:: Extends the Time class with methods for parsing and conversion
 tmpdir.rb:: Extends the Dir class to manage the OS temporary file path
 TSort:: Topological sorting using Tarjan's algorithm
@@ -80,6 +79,7 @@ PStore:: Implements a file based persistence mechanism based on a Hash
 Racc:: A LALR(1) parser generator written in Ruby.
 RDoc:: Produces HTML and command-line documentation for Ruby
 Singleton:: Implementation of the Singleton pattern for Ruby
+Tempfile:: A utility class for managing temporary files
 Timeout:: Auto-terminate potentially long-running operations in Ruby
 Tracer:: Outputs a source level execution trace of a Ruby program
 URI:: A Ruby module providing support for Uniform Resource Identifiers