Update bundled gems list as of 2025-07-01

Author: matzbot

NEWS.md

@@ -158,7 +158,7 @@ The following bundled gems are updated.
 
 * minitest 5.25.5
 * rake 13.3.0
-* test-unit 3.6.8
+* test-unit 3.6.9
 * rexml 3.4.1
 * net-imap 0.5.9
 * net-smtp 0.5.1

gems/bundled_gems

@@ -9,7 +9,7 @@
 minitest            5.25.5  https://github.com/minitest/minitest
 power_assert        2.0.5   https://github.com/ruby/power_assert f88e406e7c9e0810cc149869582afbae1fb84c4a
 rake                13.3.0  https://github.com/ruby/rake
-test-unit           3.6.8   https://github.com/test-unit/test-unit
+test-unit           3.6.9   https://github.com/test-unit/test-unit
 rexml               3.4.1   https://github.com/ruby/rexml
 rss                 0.3.1   https://github.com/ruby/rss
 net-ftp             0.3.8   https://github.com/ruby/net-ftp