Update ICU to 58.1

source/data/zone/en_CA.txt

Index: source/data/zone/en_CA.txt
diff --git a/source/data/zone/en_CA.txt b/source/data/zone/en_CA.txt
index a0ba8a5d50657b3d3ce40e63d249133ea39cccb7..123df70a8d17a4f0dc995e4b72934118c5c06951 100644
--- a/source/data/zone/en_CA.txt
+++ b/source/data/zone/en_CA.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_CA.xml
-// *
-// ***************************************************************************
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html#License
 en_CA{
     %%Parent{"en_001"}
-    Version{"2.1.19.79"}
+    Version{"2.1.29.54"}
     zoneStrings{
         "Pacific:Honolulu"{
             sd{"HDT"}