intel: Modify mailbox's get_config_status

Move the get_config_status out of sip_svc driver.
Modify the function so that it can return either
CONFIG_STATUS or RECONFIG_STATUS

Signed-off-by: Hadi Asyrafi <muhammad.hadi.asyrafi.abdul.halim@intel.com>
Change-Id: I642d5900339e67f98be61380edc2b838e0dd47af
3 files changed