sense key 0xf -> "completed"; http://www.t10.org/lists/2sensekey.htm

Reference: /n/atom/patch/applied2013/scuzzkey
Date: Sat Oct 26 23:32:27 CES 2013
Signed-off-by: quanstro@quanstro.net

--- /sys/src/cmd/scuzz/sense.c	Sat Oct 26 23:32:09 2013
+++ /sys/src/cmd/scuzz/sense.c	Sat Oct 26 23:32:09 2013
@@ -22,7 +22,7 @@
 	"equal",
 	"volume overflow",
 	"miscompare",
-	"reserved",
+	"completed",
 };
 
 /*