acrn-config: add P2SB device to whitelist for apl-mrb

apl-mrb need to access P2SB device, so add 00:0d.0 P2SB device to
whitelist for platform pci hidden device.

Tracked-On: #3475
Signed-off-by: Wei Liu <weix.w.liu@intel.com>
Reviewed-by: Binbin Wu <binbin.wu@intel.com>
Acked-by: Victor Sun <victor.sun@intel.com>

misc/acrn-config/library/board_cfg_lib.py

@@ -35,6 +35,7 @@ HEADER_LICENSE = common.open_license() + "\n"
 
 # The data base contains hide pci device
 KNOWN_HIDDEN_PDEVS_BOARD_DB = {
+    'apl-mrb':['00:0d:0'],
     'apl-up2':['00:0d:0'],
 }