Update changelog for 2.0.5 #90

Job	Run time
lint-unit / cookstyle	42s
lint-unit / rspec	33s
lint-unit / yamllint	11s
lint-unit / check-metadata	0s
lint-unit / markdown-link-check	20s
lint-unit / markdownlint-cli2	6s
integration (amazonlinux, default)	1m 18s
integration (amazonlinux-2, default)	1m 23s
integration (debian-8, default)	38s
integration (debian-9, default)	1m 34s
integration (centos-6, default)	35s
integration (centos-7, default)	1m 3s
integration (ubuntu-1604, default)	40s
integration (ubuntu-1804, default)	1m 21s
integration (opensuse-leap-15, default)	1m 21s
	11m 45s

Provide feedback