Generator: Update SDK /services/serviceenablement (#921)

* Generate serviceenablement

* Update changelog

---------

Co-authored-by: Vicente Pinto <[email protected]>

Author: stackit-pipeline

services/serviceenablement/CHANGELOG.md

@@ -1,3 +1,7 @@
+## v0.3.0 (2024-10-14)
+
+- **Feature:** Add support for nullable models
+
 ## v0.2.0 (2024-07-12)
 
 - **Feature**: New waiters `EnableServiceWaitHandler` and `DisableServiceWaitHandler` for async operations `EnableService` and `DisableService`, respectively.