fix changelog and pyproject version

Author: rubenhoenle

CHANGELOG.md

@@ -1,5 +1,5 @@
 ## Release (2025-XX-YY)
-- `core`: v0.2.0 (2025-06-12)[v0.2.0](core/CHANGELOG.md#v020-2025-06-12)
+- `core`: [v0.2.0](core/CHANGELOG.md#v020-2025-06-12)
   - **Feature:** Allow setting custom token endpoint url in configuration
 - `loadbalanccer`: [v0.3.0](services/loadbalancer/CHANGELOG.md#v030-2025-06-10)
   - **Feature:** Add new field `target_security_group` in `LoadBalancer` Model

core/pyproject.toml

@@ -3,7 +3,7 @@ name = "stackit-core"
 
 [tool.poetry]
 name = "stackit-core"
-version = "v0.1.0"
+version = "v0.2.0"
 authors = ["STACKIT Developer Tools <developer-tools@stackit.cloud>"]
 description = "Core functionality for the STACKIT SDK for Python"
 readme = "README.md"