Update ICU to 58.1

source/data/locales/en_AT.txt

Index: source/data/locales/en_AT.txt
diff --git a/source/data/locales/en_AT.txt b/source/data/locales/en_AT.txt
old mode 100755
new mode 100644
index 4701e0e3fbd21c197bcb144e5de9f2bb62f5447a..9c45ab20b0997aac90741dc8f6b9d99b7f043010
--- a/source/data/locales/en_AT.txt
+++ b/source/data/locales/en_AT.txt
@@ -1,11 +1,5 @@
-// ***************************************************************************
-// *
-// * Copyright (C) 2015 International Business Machines
-// * Corporation and others. All Rights Reserved.
-// * Tool: org.unicode.cldr.icu.NewLdml2IcuConverter
-// * Source File: <path>/common/main/en_AT.xml
-// *
-// ***************************************************************************
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html#License
 en_AT{
     %%Parent{"en_150"}
     NumberElements{
@@ -20,5 +14,5 @@ en_AT{
             }
         }
     }
-    Version{"2.1.19.69"}
+    Version{"2.1.27.40"}
 }