Update ICU to 58.1

source/data/locales/en_GI.txt

Index: source/data/locales/en_GI.txt
diff --git a/source/data/locales/en_GI.txt b/source/data/locales/en_GI.txt
old mode 100755
new mode 100644
index fedfdd7420d83aca56158af770645f2d9c16be1c..3296a7ca8aff6fe831af35df2e620f251d426c0b
--- a/source/data/locales/en_GI.txt
+++ b/source/data/locales/en_GI.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_GI.xml
-// *
-// ***************************************************************************
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html#License
 en_GI{
     %%Parent{"en_001"}
-    Version{"2.1.19.14"}
+    Version{"2.1.27.40"}
     calendar{
         gregorian{
             DateTimePatterns{