[jobs-cli] runparser.add_argument from dictionary
create a dictionary with all the arguments to be passed to runparser.add_arguments.
This allows us to replace KNOWN_YAML_KEYS with the same dictionary, eliminating the risk of runparser args and KNOWN_YAML_KEYS being out of sync.
Signed-off-by: Ndibe Raymond Olisaemeka rolisaemeka-ctr@wikimedia.org