[master] Correct typo in ChangeLog entry.

ChangeLog

@@ -1,5 +1,5 @@
 261.	[func]      stephen
-	Add new-style longging messages to b10-auth.
+	Add new-style logging messages to b10-auth.
 	(Trac 738, git c021505a1a0d6ecb15a8fd1592b94baff6d115f4)
 
 260.	[func]      stephen