Update ICU to 58.1

source/data/unit/fy.txt

Index: source/data/unit/fy.txt
diff --git a/source/data/unit/fy.txt b/source/data/unit/fy.txt
old mode 100755
new mode 100644
index c5fa1f2bc25d620847337f07449235edec20ccc0..6bde90e045d83035e4fa637e1759c3d6df6fb3b0
--- a/source/data/unit/fy.txt
+++ b/source/data/unit/fy.txt
@@ -1,13 +1,7 @@
-// ***************************************************************************
-// *
-// * Copyright (C) 2015 International Business Machines
-// * Corporation and others. All Rights Reserved.
-// * Tool: org.unicode.cldr.icu.NewLdml2IcuConverter
-// * Source File: <path>/common/main/fy.xml
-// *
-// ***************************************************************************
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html#License
 fy{
-    Version{"2.1.19.14"}
+    Version{"2.1.29.44"}
     durationUnits{
         hm{"h:mm"}
         hms{"h:mm:ss"}