translations: rename Norwegian translation from nb_NO to nb

This puts us more in line with other projects that don't attach the country
code to the language code.

$ du -sh /usr/share/locale/nb*/LC_MESSAGES
3.5M    /usr/share/locale/nb/LC_MESSAGES
132K    /usr/share/locale/nb_NO/LC_MESSAGES

Signed-off-by: Dan McGee <dan@archlinux.org>

2 files changed, 1 insertions, 1 deletions

diff --git a/po/LINGUAS b/po/LINGUAS
index af6a6114..d2807561 100644
--- a/po/LINGUAS
+++ b/po/LINGUAS
@@ -9,7 +9,7 @@ fr
 hu
 it
 kk
-nb_NO
+nb
 pl
 pt_BR
 ro
diff --git a/po/nb_NO.po b/po/nb.po
index 151c9070..151c9070 100644
--- a/po/nb_NO.po
+++ b/po/nb.po