Introduce changelog process #279

Job	Run time
e2e-docker-build-e2e-init-chain	2m 41s
e2e-docker-build-babylon-before-upgrade	2m 44s
e2e-docker-build-babylon	2m 43s
docker_pipeline / docker_build	2m 53s
lint_test / check-mock-gen	0s
lint_test / build	47s
lint_test / integration-tests	0s
lint_test / lint	3m 1s
lint_test / unit-tests	5m 32s
e2e-run-btc-timestamping	5m 18s
e2e-run-btc-timestamping-phase-2-hermes	5m 49s
e2e-run-btc-staking	5m 17s
e2e-run-btc-timestamping-phase-2-rly	5m 9s
e2e-run-ibc-transfer	5m 28s
e2e-run-upgrade-signet	4m 1s
docker_pipeline / ecr_publish	0s
docker_pipeline / dockerhub_publish	0s
	51m 23s

Provide feedback