Update ICU to 58.1

source/data/region/ig.txt

Index: source/data/region/ig.txt
diff --git a/source/data/region/ig.txt b/source/data/region/ig.txt
old mode 100755
new mode 100644
index 23d2feeb37c4c500bc5ae7256b8e8340ea89a2fe..0a85fb6dc0e1fd5afdc084f927dbc3da64b29009
--- a/source/data/region/ig.txt
+++ b/source/data/region/ig.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/ig.xml
-// *
-// ***************************************************************************
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html#License
 ig{
     Countries{
         BJ{"Binin"}
@@ -17,5 +11,5 @@ ig{
         MV{"Maldivesa"}
         NG{"Nigeria"}
     }
-    Version{"2.1.19.14"}
+    Version{"2.1.27.84"}
 }