event: reset button pressed event updates

Existing code doesn't handle "resetButtonPressed" correctly.
This commits adds the "resetButtonPressed" event handling
during power state on.

Tested: Verified power sequencing on AMD CRB Onyx.

Change-Id: I65e5b2236032f7b04b4345da752b467981409612
Signed-off-by: Jayanth Othayoth <ojayanth@gmail.com>

Author: ojayanth

src/power_control.cpp

@@ -1739,6 +1739,10 @@ static void powerStateOn(const Event event)
             gracefulPowerOffTimerStart();
             gracefulPowerOff();
             break;
+        case Event::resetButtonPressed:
+            setPowerState(PowerState::checkForWarmReset);
+            warmResetCheckTimerStart();
+            break;
         case Event::resetRequest:
             reset();
             break;