add changelog entry

Author: marceljk

CHANGELOG.md

@@ -3,6 +3,9 @@
 - `automation`:
   - [v0.1.1](services/automation/CHANGELOG.md#v011)
     - **Dependencies:** Bump `org.openapitools:jackson-databind-nullable` from `0.2.8` to `0.2.12`
+- `serverbackup`:
+  - [v0.2.1](services/serverbackup/CHANGELOG.md#v021)
+    - **Dependencies:** Bump `org.openapitools:jackson-databind-nullable` from `0.2.8` to `0.2.12`
 - `resourcemanager`:
   - [v0.7.0](services/resourcemanager/CHANGELOG.md#v070)
     - **Dependencies:** Bump `org.openapitools:jackson-databind-nullable` from `0.2.8` to `0.2.12`

services/serverbackup/CHANGELOG.md

@@ -1,3 +1,6 @@
+## v0.2.1
+- **Dependencies:** Bump `org.openapitools:jackson-databind-nullable` from `0.2.8` to `0.2.12`
+
 ## v0.2.0
 - **Feature (breaking change):** Introduction of multi API version support. See the GitHub discussion post for more details: https://github.com/stackitcloud/stackit-sdk-java/discussions/530
 

services/serverbackup/VERSION

@@ -1 +1 @@
-0.2.0
+0.2.1