configuration: bletchley: add PwmName

Add PwmName to match the naming rule for internal tool.

Test results:
- FanSensor works normal after PwmName changes.
```
root@bmc:~# busctl tree xyz.openbmc_project.FanSensor
└─ /xyz
  └─ /xyz/openbmc_project
    ├─ /xyz/openbmc_project/control
    │ └─ /xyz/openbmc_project/control/fanpwm
    │   ├─ /xyz/openbmc_project/control/fanpwm/FAN0_PWM
    │   ├─ /xyz/openbmc_project/control/fanpwm/FAN1_PWM
    │   ├─ /xyz/openbmc_project/control/fanpwm/FAN2_PWM
    │   └─ /xyz/openbmc_project/control/fanpwm/FAN3_PWM
    ├─ /xyz/openbmc_project/inventory
    └─ /xyz/openbmc_project/sensors
      ├─ /xyz/openbmc_project/sensors/fan_pwm
      │ ├─ /xyz/openbmc_project/sensors/fan_pwm/FAN0_PWM
      │ ├─ /xyz/openbmc_project/sensors/fan_pwm/FAN1_PWM
      │ ├─ /xyz/openbmc_project/sensors/fan_pwm/FAN2_PWM
      │ └─ /xyz/openbmc_project/sensors/fan_pwm/FAN3_PWM
      └─ /xyz/openbmc_project/sensors/fan_tach
        ├─ /xyz/openbmc_project/sensors/fan_tach/FAN0_TACH_IL
        ├─ /xyz/openbmc_project/sensors/fan_tach/FAN0_TACH_OL
        ├─ /xyz/openbmc_project/sensors/fan_tach/FAN1_TACH_IL
        ├─ /xyz/openbmc_project/sensors/fan_tach/FAN1_TACH_OL
        ├─ /xyz/openbmc_project/sensors/fan_tach/FAN2_TACH_IL
        ├─ /xyz/openbmc_project/sensors/fan_tach/FAN2_TACH_OL
        ├─ /xyz/openbmc_project/sensors/fan_tach/FAN3_TACH_IL
        └─ /xyz/openbmc_project/sensors/fan_tach/FAN3_TACH_OL
```

- The test tool results
```
root@bmc:~# mfg-tool fan-speed 2>/dev/null
{
    "FAN0": {
        "pwm": {
            "current": 36.86274509803922,
            "target": 36.86274509803921
        },
        "tach_il": 2690.0,
        "tach_ol": 2497.0
    },
    "FAN1": {
        "pwm": {
            "current": 36.86274509803922,
            "target": 36.86274509803921
        },
        "tach_il": 2758.0,
        "tach_ol": 2496.0
    },
    "FAN2": {
        "pwm": {
            "current": 36.86274509803922,
            "target": 36.86274509803921
        },
        "tach_il": 2730.0,
        "tach_ol": 2511.0
    },
    "FAN3": {
        "pwm": {
            "current": 36.86274509803922,
            "target": 36.86274509803921
        },
        "tach_il": 2752.0,
        "tach_ol": 2526.0
    }
}
```

Signed-off-by: Potin Lai <potin.lai@quantatw.com>
Change-Id: Ie90da18154ce62dc4e79b63d5972a4dacb8606f5
diff --git a/configurations/bletchley_baseboard.json b/configurations/bletchley_baseboard.json
index 4e43ea6..bdca582 100644
--- a/configurations/bletchley_baseboard.json
+++ b/configurations/bletchley_baseboard.json
@@ -432,6 +432,7 @@
             "LED": "fan0_fault",
             "Name": "System Fan Connector 0",
             "Pwm": 0,
+            "PwmName": "FAN0_PWM",
             "Status": "disabled",
             "Tachs": [
                 0,
@@ -443,6 +444,7 @@
             "LED": "fan1_fault",
             "Name": "System Fan Connector 1",
             "Pwm": 1,
+            "PwmName": "FAN1_PWM",
             "Status": "disabled",
             "Tachs": [
                 2,
@@ -454,6 +456,7 @@
             "LED": "fan2_fault",
             "Name": "System Fan Connector 2",
             "Pwm": 2,
+            "PwmName": "FAN2_PWM",
             "Status": "disabled",
             "Tachs": [
                 4,
@@ -465,6 +468,7 @@
             "LED": "fan3_fault",
             "Name": "System Fan Connector 3",
             "Pwm": 3,
+            "PwmName": "FAN3_PWM",
             "Status": "disabled",
             "Tachs": [
                 6,
diff --git a/configurations/bletchley_chassis.json b/configurations/bletchley_chassis.json
index 253b032..d5eb88d 100644
--- a/configurations/bletchley_chassis.json
+++ b/configurations/bletchley_chassis.json
@@ -190,14 +190,14 @@
             "OutLimitMax": 100.0,
             "OutLimitMin": 0.0,
             "Outputs": [
-                "Pwm 1",
-                "Pwm 1",
-                "Pwm 2",
-                "Pwm 2",
-                "Pwm 3",
-                "Pwm 3",
-                "Pwm 4",
-                "Pwm 4"
+                "FAN0_PWM",
+                "FAN0_PWM",
+                "FAN1_PWM",
+                "FAN1_PWM",
+                "FAN2_PWM",
+                "FAN2_PWM",
+                "FAN3_PWM",
+                "FAN3_PWM"
             ],
             "PCoefficient": 0.0,
             "PositiveHysteresis": 0.0,