Update ICU to 58.1

source/data/coll/am.txt

Index: source/data/coll/am.txt
diff --git a/source/data/coll/am.txt b/source/data/coll/am.txt
old mode 100755
new mode 100644
index 45c5c8538c9497cfe4f01b172703f4fa1aea975d..a9664f044e5583cb4282714460e3f8921edc0021
--- a/source/data/coll/am.txt
+++ b/source/data/coll/am.txt
@@ -1,17 +1,11 @@
-// ***************************************************************************
-// *
-// * Copyright (C) 2015 International Business Machines
-// * Corporation and others. All Rights Reserved.
-// * Tool: org.unicode.cldr.icu.NewLdml2IcuConverter
-// * Source File: <path>/common/collation/am.xml
-// *
-// ***************************************************************************
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html#License
 am{
     Version{"2.1.19.14"}
     collations{
         standard{
             Sequence{"[reorder Ethi]"}
-            Version{"28"}
+            Version{"30"}
         }
     }
 }