Update ICU to 58.1

source/data/zone/en_ZA.txt

Index: source/data/zone/en_ZA.txt
diff --git a/source/data/zone/en_ZA.txt b/source/data/zone/en_ZA.txt
index 151694e80e7973a3fbed9ab271463dfc4aabe0ca..da3b52c617e8a733ecf56728f7fa95c2441e4ab4 100644
--- a/source/data/zone/en_ZA.txt
+++ b/source/data/zone/en_ZA.txt
@@ -1,14 +1,8 @@
-// ***************************************************************************
-// *
-// * Copyright (C) 2015 International Business Machines
-// * Corporation and others. All Rights Reserved.
-// * Tool: org.unicode.cldr.icu.NewLdml2IcuConverter
-// * Source File: <path>/common/main/en_ZA.xml
-// *
-// ***************************************************************************
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html#License
 en_ZA{
     %%Parent{"en_001"}
-    Version{"2.1.19.14"}
+    Version{"2.1.27.64"}
     zoneStrings{
         "meta:Africa_Central"{
             ss{"CAT"}