Update ICU to 58.1

source/data/rbnf/bg.txt

Index: source/data/rbnf/bg.txt
diff --git a/source/data/rbnf/bg.txt b/source/data/rbnf/bg.txt
index d8edc96cb601c169c7736e19bbbf4af1539f56ce..1eb0dc7025d545291f37398582c0dc1b74dc2140 100644
--- a/source/data/rbnf/bg.txt
+++ b/source/data/rbnf/bg.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/rbnf/bg.xml
-// *
-// ***************************************************************************
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html#License
 /**
  * ICU <specials> source: <path>/xml/rbnf/bg.xml
  */
@@ -15,7 +9,7 @@ bg{
             "%%lenient-parse:",
             "&[last primary ignorable ] << ' ' << ',' << '-' << '\u00AD';",
             "%spellout-numbering-year:",
-            "x.x: =#,###0.#=;",
+            "x.x: =0.0=;",
             "0: =%spellout-numbering=;",
             "%spellout-numbering:",
             "0: =%spellout-cardinal-feminine=;",
@@ -107,5 +101,5 @@ bg{
             "1000000000000000000: =#,##0=;",
         }
     }
-    Version{"2.1.19.14"}
+    Version{"2.1.27.22"}
 }