Update ICU to 58.1

source/samples/csdet/csdet.c

Index: source/samples/csdet/csdet.c
diff --git a/source/samples/csdet/csdet.c b/source/samples/csdet/csdet.c
index b0c89f2859931af51e0f5ef3e9b57ab0d0581b8c..e4e13da0094a04f746228a5ac6eb5ad81168d522 100644
--- a/source/samples/csdet/csdet.c
+++ b/source/samples/csdet/csdet.c
@@ -1,8 +1,12 @@
 /*
- ********************************************************************************
+********************************************************************************
+*   Copyright (C) 2016 and later: Unicode, Inc. and others.
+*   License & terms of use: http://www.unicode.org/copyright.html#License
+********************************************************************************
+********************************************************************************
  *   Copyright (C) 2005-2006, International Business Machines
  *   Corporation and others.  All Rights Reserved.
- ********************************************************************************
+ *******************************************************************************
  */
 
 #include "unicode/utypes.h"