Clarify keygen is for Mender Server, as we are adding one for Mender Client as well
Clarify keygen is for Mender Server, as we are adding one for Mender Client as well

Changelog: None

Signed-off-by: Eystein Måløy Stenberg <1e966b9e014c66ce5aceed412e6a616ca9c6175b@mender.io>

pasinskim/integration,pasinskim/integration,pasinskim/integration