Update ICU to 58.1

source/data/unit/pt_ST.txt

Index: source/data/unit/pt_ST.txt
diff --git a/source/data/unit/pt_ST.txt b/source/data/unit/pt_ST.txt
old mode 100755
new mode 100644
index 547093cadd27a485dee2bba1900d0e9bab2dc475..55f443a285938a0420b00253ea99d65bd369a281
--- a/source/data/unit/pt_ST.txt
+++ b/source/data/unit/pt_ST.txt
@@ -1,12 +1,6 @@
-// ***************************************************************************
-// *
-// * Copyright (C) 2015 International Business Machines
-// * Corporation and others. All Rights Reserved.
-// * Tool: org.unicode.cldr.icu.NewLdml2IcuConverter
-// * Source File: <path>/common/main/pt_ST.xml
-// *
-// ***************************************************************************
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html#License
 pt_ST{
     %%Parent{"pt_PT"}
-    Version{"2.1.19.14"}
+    Version{"2.1.27.40"}
 }