Revert "Bump versions and add changelog entries. (#2440)"

This reverts commit ee6c9d2.

Author: skarimo

CHANGELOG.md

@@ -1,23 +1,5 @@
 # CHANGELOG
 
-## 2.34.0/2025-05-28
-
-### Fixed
-* add `include` parameter to On-Call team rules test [#2426](https://github.com/DataDog/datadog-api-client-ruby/pull/2426)
-* fix On-Call spec [#2417](https://github.com/DataDog/datadog-api-client-ruby/pull/2417)
-* Fix frozen string errors again, more durably this time [#2407](https://github.com/DataDog/datadog-api-client-ruby/pull/2407)
-* Fix incorrect pattern for url [#2399](https://github.com/DataDog/datadog-api-client-ruby/pull/2399)
-* Make metadata optional for GCS destination [#2389](https://github.com/DataDog/datadog-api-client-ruby/pull/2389)
-* Remove isReadOnly default when creating dashboards [#2388](https://github.com/DataDog/datadog-api-client-ruby/pull/2388)
-
-### Added
-* Add support for Datadog Events as a data source for rules [#2421](https://github.com/DataDog/datadog-api-client-ruby/pull/2421)
-* Add public APIs to search DORA events [#2418](https://github.com/DataDog/datadog-api-client-ruby/pull/2418)
-* Adding endpoints to manage Resource Evaluation Filters [#2411](https://github.com/DataDog/datadog-api-client-ruby/pull/2411)
-* Add Sev0 as a supported incident severity [#2403](https://github.com/DataDog/datadog-api-client-ruby/pull/2403)
-* Share timerestriction object [#2397](https://github.com/DataDog/datadog-api-client-ruby/pull/2397)
-* add On-Call Paging spec [#2391](https://github.com/DataDog/datadog-api-client-ruby/pull/2391)
-
 ## 2.33.0 / 2025-05-01
 
 ### Fixed

lib/datadog_api_client/version.rb

@@ -1,5 +1,5 @@
 # Define library version.
 
 module DatadogAPIClient
-  VERSION = '2.34.0'
+  VERSION = '2.33.0-dev.1'
 end