Merge pull request #9349 from ruby/cherry_pick_changelogs

Changelogs for RubyGems 4.0.7 and Bundler 4.0.7

Author: hsbt

CHANGELOG.md

@@ -1,5 +1,22 @@
 # Changelog
 
+## 4.0.7 / 2026-02-25
+
+### Enhancements:
+
+* Add Gem.disable_system_update_message in setup.rb. Pull request
+  [#9020](https://github.com/ruby/rubygems/pull/9020) by hyuraku
+* Print message when signing in with an existing API key. Pull request
+  [#9312](https://github.com/ruby/rubygems/pull/9312) by hsbt
+* Installs bundler 4.0.7 as a default gem.
+
+### Documentation:
+
+* Document gemspecs must be deterministic. Pull request
+  [#9321](https://github.com/ruby/rubygems/pull/9321) by fxn
+* Remove "##" from a comment to require. Pull request
+  [#9306](https://github.com/ruby/rubygems/pull/9306) by tompng
+
 ## 4.0.6 / 2026-02-05
 
 ### Enhancements:

bundler/CHANGELOG.md

@@ -1,5 +1,24 @@
 # Changelog
 
+## 4.0.7 (2026-02-25)
+
+### Enhancements:
+
+  - Don't check whether a plugin needs to be installed: [#9328](https://github.com/ruby/rubygems/pull/9328)
+  - [rust gem] Major improvements for gem scaffolding (rebased) [#8455](https://github.com/ruby/rubygems/pull/8455)
+  - Fix(bundler): only preload git sources for requested groups [#9234](https://github.com/ruby/rubygems/pull/9234)
+  - Raise error when gem contains capital letters [#5432](https://github.com/ruby/rubygems/pull/5432)
+
+### Bug fixes:
+
+  - Fix Bundler crashing when it tries to install plugin: [#9335](https://github.com/ruby/rubygems/pull/9335)
+  - Run git operations in parallel (take 2): [#9323](https://github.com/ruby/rubygems/pull/9323)
+  - Add support for help flag in plugin commands [#9263](https://github.com/ruby/rubygems/pull/9263)
+
+### Documentation:
+
+  - [DOC] Fix link in Bundler [#9315](https://github.com/ruby/rubygems/pull/9315)
+
 ## 4.0.6 (2026-02-05)
 
 ### Bug fixes: