Update changelog for 3.0.2 #21

Job	Run time
lint-unit / rspec	4m 7s
lint-unit / yamllint	10s
lint-unit / cookstyle	30s
lint-unit / markdownlint-cli2	3s
lint-unit / markdown-link-check	15s
lint-unit / check-metadata	0s
integration-windows (windows-latest, default)	5m 47s
	10m 52s

Provide feedback