Remove ring hang (#391)

Change-Id: I856cd0949d3661911ab9302148aa1bc6e72abeed

Signed-off-by: adapryor <Adam.pryor@amd.com>

py-interface/amdsmi_interface.py

@@ -268,7 +268,6 @@ class AmdSmiEvtNotificationType(IntEnum):
     THERMAL_THROTTLE = amdsmi_wrapper.AMDSMI_EVT_NOTIF_THERMAL_THROTTLE
     GPU_PRE_RESET = amdsmi_wrapper.AMDSMI_EVT_NOTIF_GPU_PRE_RESET
     GPU_POST_RESET = amdsmi_wrapper.AMDSMI_EVT_NOTIF_GPU_POST_RESET
-    RING_HANG = amdsmi_wrapper.AMDSMI_EVT_NOTIF_RING_HANG
     MIGRATE_START = amdsmi_wrapper.AMDSMI_EVT_NOTIF_MIGRATE_START
     MIGRATE_END = amdsmi_wrapper.AMDSMI_EVT_NOTIF_MIGRATE_END
     PAGE_FAULT_START = amdsmi_wrapper.AMDSMI_EVT_NOTIF_PAGE_FAULT_END