exfat: Update to 1.2.2

Change-Id: I160389afa074270c398aeb771845500f2445838a
diff --git a/exfat/dump/dumpexfat.8 b/exfat/dump/dumpexfat.8
index 7fea065..5cf3995 100644
--- a/exfat/dump/dumpexfat.8
+++ b/exfat/dump/dumpexfat.8
@@ -1,11 +1,11 @@
-.\" Copyright (C) 2011  Andrew Nayenko
+.\" Copyright (C) 2011-2015  Andrew Nayenko
 .\"
 .TH DUMPEXFAT 8 "February 2011"
 .SH NAME
 .B dumpexfat
 \- dump exFAT file system
 .SH SYNOPSIS
-.B exfatlabel
+.B dumpexfat
 [
 .B \-s
 ]