Update ICU to 58.1

source/data/locales/ar_MR.txt

Index: source/data/locales/ar_MR.txt
diff --git a/source/data/locales/ar_MR.txt b/source/data/locales/ar_MR.txt
old mode 100755
new mode 100644
index 7395f2e394efc2231e9ab7d1e768a3912224bc32..4380386927e3e852387cf90182defdf6bd6d61c7
--- a/source/data/locales/ar_MR.txt
+++ b/source/data/locales/ar_MR.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/ar_MR.xml
-// *
-// ***************************************************************************
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html#License
 ar_MR{
     NumberElements{
         latn{
@@ -15,7 +9,7 @@ ar_MR{
             }
         }
     }
-    Version{"2.1.19.14"}
+    Version{"2.1.27.40"}
     calendar{
         gregorian{
             monthNames{