Change the wording of setup event

Circumstances are such that sometimes a BMC
logs being in setup at a time when it is
not strictly 'entering'.  Change wording
to be less specific.

Change-Id: I5863b07640df2a32ff5b1056f20d034fa86c0ae7

pyghmi/ipmi/events.py

@@ -46,7 +46,7 @@ firmware_progress = {
     2: 'Disk initialization',
     3: 'Non-primary Processor initialization',
     4: 'User authentication',
-    5: 'Entering setup',
+    5: 'In setup',
     6: 'USB initialization',
     7: 'PCI initialization',
     8: 'Option ROM initialization',