fix plural form of the abbreviation for hours in Brazilian Portuguese (#11600)

Contributed by Mauricio Piacentini.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@10169 e93f8b46-1217-0410-a6f0-8f06a7374b81

config/locales/pt-BR.yml

@@ -18,10 +18,10 @@ pt-BR:
 
   time:
     formats:
-      default: "%A, %d de %B de %Y, %H:%M hs"
-      time: "%H:%M hs"
-      short: "%d/%m, %H:%M hs"
-      long: "%A, %d de %B de %Y, %H:%M hs"
+      default: "%A, %d de %B de %Y, %H:%M h"
+      time: "%H:%M h"
+      short: "%d/%m, %H:%M h"
+      long: "%A, %d de %B de %Y, %H:%M h"
       only_second: "%S"
       datetime:
         formats: