meta-ampere: mtjade: leds: change to json configuration

Change LED configuration format to json to adapt new default setting in
phosphor-led-manager application.

Tested:
1. Check if all LED Groups are created, the same as using yaml file
root@mtmitchell-dcscm:~# busctl tree xyz.openbmc_project.LED.GroupManager
`- /xyz
  `- /xyz/openbmc_project
    `- /xyz/openbmc_project/led
      `- /xyz/openbmc_project/led/groups
        |- /xyz/openbmc_project/led/groups/bmc_booted
        |- /xyz/openbmc_project/led/groups/power_on
        |- /xyz/openbmc_project/led/groups/enclosure_identify
        |- /xyz/openbmc_project/led/groups/enclosure_identify_blink
        `- /xyz/openbmc_project/led/groups/systemFault
2. Check if no error message in journal log

Signed-off-by: Thang Q. Nguyen <thang@os.amperecomputing.com>
Change-Id: I7de6bfe333bad04f045c38bb9ff7aeb64eaed8bd
diff --git a/meta-ampere/meta-jade/recipes-phosphor/leds/phosphor-led-manager/led-group-config.json b/meta-ampere/meta-jade/recipes-phosphor/leds/phosphor-led-manager/led-group-config.json
new file mode 100644
index 0000000..0bc0adc
--- /dev/null
+++ b/meta-ampere/meta-jade/recipes-phosphor/leds/phosphor-led-manager/led-group-config.json
@@ -0,0 +1,36 @@
+{
+	"leds": [
+		{
+			"group": "bmc_booted",
+			"members": [
+			]
+		},
+		{
+			"group": "power_on",
+			"members": [
+			]
+		},
+		{
+			"group": "enclosure_identify",
+			"members": [
+				{
+					"Name": "identify",
+					"Action": "On",
+					"DutyOn": 50,
+					"Period": 1000
+				}
+			]
+		},
+		{
+			"group": "enclosure_identify_blink",
+			"members": [
+				{
+					"Name": "identify",
+					"Action": "Blink",
+					"DutyOn": 50,
+					"Period": 1000
+				}
+			]
+		}
+	]
+}