meta-ampere: mtjade: update LED configuration file name

phosphor-led-manager is changed to use xyz.openbmc_project.Inventory.
Decorator.Compatible interface to select the configuration file.
This updates the led-group-config.json file to
com.ampere.Hardware.Chassis.Model.MtMitchell.json follow the
phosphor-led-manager.

Tested: verify that led config file in the system
root@mtjade:~# ls /usr/share/phosphor-led-manager/
com.ampere.Hardware.Chassis.Model.MtJade.json
com.ibm.Hardware.Chassis.Model.Rainier1S4U.json
com.ibm.Hardware.Chassis.Model.Rainier4U.json
com.ibm.Hardware.Chassis.Model.Everest.json
com.ibm.Hardware.Chassis.Model.Rainier2U.json

Signed-off-by: Hieu Huynh <hieuh@os.amperecomputing.com>
Change-Id: I83647f465506d3fc3202d2b8f7145a1342f86dcf
diff --git a/meta-ampere/meta-jade/conf/machine/mtjade.conf b/meta-ampere/meta-jade/conf/machine/mtjade.conf
index 6de7844..8573229 100644
--- a/meta-ampere/meta-jade/conf/machine/mtjade.conf
+++ b/meta-ampere/meta-jade/conf/machine/mtjade.conf
@@ -23,6 +23,8 @@
 
 VOLATILE_LOG_DIR = "no"
 
+OBMC_COMPATIBLE_NAMES = "com.ampere.Hardware.Chassis.Model.MtJade"
+
 OBMC_IMAGE_EXTRA_INSTALL:append = "\
                                    phosphor-ipmi-blobs \
                                    phosphor-ipmi-blobs-binarystore \