ICU update to 54 - step 4

source/data/locales/en_GB.txt

 // ***************************************************************************
 // *
 // * Copyright (C) 2014 International Business Machines
 // * Corporation and others. All Rights Reserved.
 // * Tool: org.unicode.cldr.icu.NewLdml2IcuConverter
 // * Source File: <path>/common/main/en_GB.xml
 // *
 // ***************************************************************************
 en_GB{
     %%Parent{"en_001"}
@@ skipping 373 matching lines @@
                     M{"dd/MM – dd/MM"}
                     d{"dd/MM – dd/MM"}
                 }
                 d{
                     d{"d–d"}
                 }
                 h{
                     h{"h–h a"}
                 }
                 hm{
+                    a{"h:mm a – h:mm a"}
                     h{"h:mm–h:mm a"}
                     m{"h:mm–h:mm a"}
                 }
                 hmv{
                     h{"h:mm–h:mm a v"}
                     m{"h:mm–h:mm a v"}
                 }
                 hv{
                     h{"h–h a v"}
                 }
@@ skipping 392 matching lines @@
     }
     listPattern{
         standard{
             end{"{0} and {1}"}
         }
         unit{
             end{"{0} and {1}"}
         }
     }
 }