schema: Added OpenAPI schema for 1.28.2

ci: remove Kubernetes Dashboard related pipelines available in YAKD

schema: Added OpenAPI schema for 1.25.0

ci: fix typo in Maven release configuration

- Relates to #47

feat: Update Dapr to 1.4.1

feat: Update Dapr to 1.3.0

ci: Run on Kubernetes 1.21.0

feat: Add API extension for KUDO 0.18.2

fix: NPE when retrieving configuration

ci: fix workflow typo (Sonar Analysis)