Update CHANGELOG.md to reflect the promotion of 3.12.30

Obvious fix; these changes are the result of automation not creative thinking.

CHANGELOG.md

@@ -1,24 +1,21 @@
 # Mixlib::Install Changes
 
-<!-- latest_release 3.12.30 -->
+<!-- latest_release -->
+<!-- latest_release -->
+<!-- release_rollup -->
+<!-- release_rollup -->
+
+<!-- latest_stable_release -->
 ## [v3.12.30](https://github.com/chef/mixlib-install/tree/v3.12.30) (2024-02-14)
 
 #### Merged Pull Requests
 - fix amazon linux1 platform and version detection [#394](https://github.com/chef/mixlib-install/pull/394) ([siddhu208](https://github.com/siddhu208))
-<!-- latest_release -->
-<!-- release_rollup since=3.12.29 -->
-### Changes not yet released to rubygems.org
-
-#### Merged Pull Requests
-- fix amazon linux1 platform and version detection [#394](https://github.com/chef/mixlib-install/pull/394) ([siddhu208](https://github.com/siddhu208)) <!-- 3.12.30 -->
-<!-- release_rollup -->
-
 <!-- latest_stable_release -->
+
 ## [v3.12.29](https://github.com/chef/mixlib-install/tree/v3.12.29) (2024-02-05)
 
 #### Merged Pull Requests
 - updated script to support for amazon2023 [#392](https://github.com/chef/mixlib-install/pull/392) ([muthuja](https://github.com/muthuja))
-<!-- latest_stable_release -->
 
 ## [v3.12.28](https://github.com/chef/mixlib-install/tree/v3.12.28) (2023-10-17)