[gnome-calculator] Re-enable Portuguese help translation

[Piotr Drąg <piotrdrag src gnome org>]

commit 38ea380f7bc4af6bd240b027bd01a85e3d3d98c7
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Mon Jul 31 15:34:27 2017 +0200

    Re-enable Portuguese help translation
    
    https://bugzilla.gnome.org/show_bug.cgi?id=784427

 help/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/help/Makefile.am b/help/Makefile.am
index f296751..b221165 100644
--- a/help/Makefile.am
+++ b/help/Makefile.am
@@ -33,6 +33,6 @@ HELP_FILES = absolute.page \
              trigonometry.page \
              variables.page
 
-HELP_LINGUAS = bg ca cs de el es eu fi fr gl hu it ja ko lv oc pl pt_BR ro ru sl sv te zh_CN zh_HK zh_TW
+HELP_LINGUAS = bg ca cs de el es eu fi fr gl hu it ja ko lv oc pl pt pt_BR ro ru sl sv te zh_CN zh_HK zh_TW
 
 -include $(top_srcdir)/git.mk