Update ActionTypes.md (#907)
Update ActionTypes.md (#907)

* Update ActionTypes.md
Signed-off-by: Alexandre Castellane <15891b80ee2a2f83d47d6cb1b9902464ea0968fb@fr.ibm.com>

open-power/snap,open-power/snap,open-power/snap,open-power/snap,open-power/snap