Add release notes for rubyinstaller-3.2.6-1

Author: larskanis

CHANGELOG-3.2.md

@@ -1,3 +1,13 @@
+## RubyInstaller-3.2.6-1 - 2024-10-31
+
+### Changed
+- Update to ruby-3.2.6, see [release notes](https://www.ruby-lang.org/en/news/2024/10/30/ruby-3-2-6-released/).
+- Update the SSL CA certificate list.
+- Update to OpenSSL-3.4.0. The Ruby API dosn't change.
+- Avoid early load of etc.so allowing updates of etc.gem. [#388](https://github.com/oneclick/rubyinstaller2/issues/388)
+- Set a single key in gemrc to allow appending to this file. [#388](https://github.com/oneclick/rubyinstaller2/issues/388#issuecomment-2348393612)
+
+
 ## RubyInstaller-3.2.5-1 - 2024-07-26
 
 ### Changed