Add separator lines between the error entries

To make the YAML file formatting more consistent, and to aid in
readability, add separator lines between the various power supply
errors, as was done with the power sequencer errors.

Change-Id: Ib81ff0c7dbbc20a408d5e22a15ed542ef1902289
Signed-off-by: Brandon Wyman <bjwyman@gmail.com>
diff --git a/org/open_power/Witherspoon/Fault.errors.yaml b/org/open_power/Witherspoon/Fault.errors.yaml
index 96a57ad..801773c 100644
--- a/org/open_power/Witherspoon/Fault.errors.yaml
+++ b/org/open_power/Witherspoon/Fault.errors.yaml
@@ -2,16 +2,22 @@
   description: The power supply has indicated an input or under voltage
                condition. Check the power supply cabling and/or input power
                source.
+
 - name: PowerSupplyShouldBeOn
   description: The power supply indicated that it is not on when it should be.
+
 - name: PowerSupplyOutputOvercurrent
   description: The power supply detected an output overcurrent fault condition.
+
 - name: PowerSupplyOutputOvervoltage
   description: The power supply detected an output overvoltage fault condition.
+
 - name: PowerSupplyFanFault
   description: The power supply detected bad fan operation.
+
 - name: PowerSupplyTemperatureFault
   description: The power supply has had an over temperature condition.
+
 - name: Shutdown
   description: A power off was issued because a power fault was detected