[network-manager-applet] Fixed minor typo in Brazilian Portuguese translation. Thank you Vladimir Melo for the heads up.

[Og B. Maciel <ogmaciel src gnome org>]

commit b905cc2edfb00ca4f7d2356f5753ff72c6a7cc77
Author: Og B. Maciel <ogmaciel gnome org>
Date:   Sun Oct 18 20:25:22 2009 -0400

    Fixed minor typo in Brazilian Portuguese translation. Thank you Vladimir Melo for the heads up.

 po/pt_BR.po |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/po/pt_BR.po b/po/pt_BR.po
index 481ea78..4893fec 100644
--- a/po/pt_BR.po
+++ b/po/pt_BR.po
@@ -1729,7 +1729,7 @@ msgstr "A criação da conexão falhou"
 #: ../src/connection-editor/nm-connection-list.c:598
 #, c-format
 msgid "Error editing connection: property '%s' / '%s' invalid: %d"
-msgstr "Erro ao editar conexão: propriedade  \"%s\" / \"%s\" inválido: %d"
+msgstr "Erro ao editar conexão: propriedade  \"%s\" / \"%s\" inválida: %d"
 
 #: ../src/connection-editor/nm-connection-list.c:605
 #: ../src/connection-editor/nm-connection-list.c:720