Adding to support double type

- The current OpenBMC's value dbus property type has been changed
  to 'double', so adding to support double type in yaml and format.

phosphor-dbus-interfaces PR:
https://gerrit.openbmc-project.xyz/c/openbmc/phosphor-dbus-interfaces/+/11739

Signed-off-by: Harvey.Wu <Harvey.Wu@quantatw.com>
Change-Id: Ic02ce6c8bf91490f7709365c9cbab57b12a264cc
2 files changed