Update bundled_gems

Author: hsbt

gems/bundled_gems

@@ -6,14 +6,14 @@
 # - revision: revision in repository-url to test
 #   if `revision` is not given, "v"+`version` or `version` will be used.
 
-minitest            5.27.0  https://github.com/minitest/minitest
+minitest            6.0.0   https://github.com/minitest/minitest
 power_assert        3.0.1   https://github.com/ruby/power_assert
 rake                13.3.1  https://github.com/ruby/rake
 test-unit           3.7.3   https://github.com/test-unit/test-unit
 rexml               3.4.4   https://github.com/ruby/rexml
 rss                 0.3.1   https://github.com/ruby/rss
 net-ftp             0.3.9   https://github.com/ruby/net-ftp
-net-imap            0.6.1   https://github.com/ruby/net-imap
+net-imap            0.6.2   https://github.com/ruby/net-imap
 net-pop             0.1.2   https://github.com/ruby/net-pop
 net-smtp            0.5.1   https://github.com/ruby/net-smtp
 matrix              0.4.3   https://github.com/ruby/matrix
@@ -39,7 +39,7 @@ ostruct             0.6.3   https://github.com/ruby/ostruct
 pstore              0.2.0   https://github.com/ruby/pstore
 benchmark           0.5.0   https://github.com/ruby/benchmark
 logger              1.7.0   https://github.com/ruby/logger
-rdoc                6.17.0  https://github.com/ruby/rdoc
+rdoc                7.0.1   https://github.com/ruby/rdoc
 win32ole            1.9.2   https://github.com/ruby/win32ole
 irb                 1.16.0  https://github.com/ruby/irb
 reline              0.6.3   https://github.com/ruby/reline