Document about csv at Ruby 3.4

Author: hsbt

doc/maintainers.md

@@ -88,12 +88,6 @@ have commit right, others don't.
 * https://github.com/ruby/cgi
 * https://rubygems.org/gems/cgi
 
-#### lib/csv.rb
-* Kenta Murata (mrkn)
-* Kouhei Sutou (kou)
-* https://github.com/ruby/csv
-* https://rubygems.org/gems/csv
-
 #### lib/English.rb
 * *unmaintained*
 * https://github.com/ruby/English
@@ -468,6 +462,9 @@ have commit right, others don't.
 #### syslog
 * https://github.com/ruby/syslog
 
+#### csv
+* https://github.com/ruby/csv
+
 ## Platform Maintainers
 ### mswin64 (Microsoft Windows)
 * NAKAMURA Usaku (usa)

doc/standard_library.rdoc

@@ -36,7 +36,6 @@ Socket:: Access underlying OS socket implementations
 Benchmark:: Provides methods to measure and report the time used to execute code
 Bundler:: Manage your Ruby application's gem dependencies
 CGI:: Support for the Common Gateway Interface protocol
-CSV:: Provides an interface to read and write CSV files and data
 Delegator:: Provides three abilities to delegate method calls to an object
 DidYouMean:: "Did you mean?" experience in Ruby
 English:: Provides references to special global variables with less cryptic names
@@ -130,3 +129,4 @@ Rinda:: The Linda distributed computing paradigm in Ruby
 DRb:: Distributed object system for Ruby
 NKF:: Ruby extension for Network Kanji Filter
 Syslog:: Ruby interface for the POSIX system logging facility
+CSV:: Provides an interface to read and write CSV files and data