[gnome-nettool] Fixes to Catalan translation

[Jordi Mas <jmas src gnome org>]

commit 8550eef45eb228fb4a4c816bde33ec24da0aa06e
Author: Jordi Mas <jmas softcatala org>
Date:   Sat Jan 20 09:21:12 2018 +0100

    Fixes to Catalan translation

 po/ca.po |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/po/ca.po b/po/ca.po
index 7187f34..56577cd 100644
--- a/po/ca.po
+++ b/po/ca.po
@@ -779,7 +779,7 @@ msgstr "S'estan obtenint les connexions d'Internet actives"
 
 #: ../src/netstat.c:158
 msgid "Getting group memberships"
-msgstr "S'estan obtenint les pertinències de grups"
+msgstr "S'estan obtenint les pertinences de grups"
 
 #: ../src/netstat.c:471
 msgid "IP Source"
@@ -913,7 +913,7 @@ msgstr "Temps"
 
 #: ../src/ping.c:610
 msgid "Units"
-msgstr "Unitat"
+msgstr "Unitats"
 
 #. The ping output in text format:
 #. Bytes received, Address Source, Number of Sequence,