Update sous-chefs/.github action to v2.0.6 #75

Job	Run time
lint-unit / markdownlint-cli2	4s
lint-unit / yamllint	12s
lint-unit / check-metadata	6s
lint-unit / cookstyle	42s
lint-unit / markdown-link-check	23s
lint-unit / rspec	1m 1s
integration (debian-9, default)	1m 20s
integration (debian-10, default)	2m 13s
integration (centos-7, default)	2m 13s
integration (centos-8, default)	55s
integration (fedora-latest, default)	3m 12s
integration (ubuntu-1604, default)	36s
integration (ubuntu-1804, default)	2m 11s
integration (ubuntu-2004, default)	2m 18s
integration (opensuse-leap-15, default)	2m 47s
	20m 13s

Provide feedback