Update ICU to 58.1

source/data/locales/en_SZ.txt

Index: source/data/locales/en_SZ.txt
diff --git a/source/data/locales/en_SZ.txt b/source/data/locales/en_SZ.txt
old mode 100755
new mode 100644
index 57cbe085b63e0177a270f74b2c971074bb3c2e95..02bab1ca4e39de2a2b1ac7c7b56ac66e0f40adb9
--- a/source/data/locales/en_SZ.txt
+++ b/source/data/locales/en_SZ.txt
@@ -1,12 +1,6 @@
-// ***************************************************************************
-// *
-// * Copyright (C) 2015 International Business Machines
-// * Corporation and others. All Rights Reserved.
-// * Tool: org.unicode.cldr.icu.NewLdml2IcuConverter
-// * Source File: <path>/common/main/en_SZ.xml
-// *
-// ***************************************************************************
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html#License
 en_SZ{
     %%Parent{"en_001"}
-    Version{"2.1.19.14"}
+    Version{"2.1.27.40"}
 }