[gimp] Update Catalan translation

[Jordi Mas <jmas src gnome org>]

commit 6f5e4a8e3d0f1a8d6c36370ef7de272e0d7f31d3
Author: Jordi Mas <jmas softcatala org>
Date:   Fri Jun 12 20:52:39 2020 +0200

    Update Catalan translation

 po/ca.po | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/po/ca.po b/po/ca.po
index bd5fec32b0..76d576821a 100644
--- a/po/ca.po
+++ b/po/ca.po
@@ -3976,7 +3976,7 @@ msgstr "Buida l'historial de documents"
 #: ../app/actions/documents-commands.c:238 ../app/actions/edit-commands.c:168
 #: ../app/dialogs/preferences-dialog.c:665
 msgid "Cl_ear"
-msgstr "N_eteja"
+msgstr "_Buida"
 
 #: ../app/actions/documents-commands.c:253
 msgid "Clear the Recent Documents list?"
@@ -19841,7 +19841,7 @@ msgstr "Fusiona el gra"
 #: ../app/operations/operations-enums.c:267
 msgctxt "layer-mode"
 msgid "Vivid light"
-msgstr "Llum forta"
+msgstr "Llum viva"
 
 #: ../app/operations/operations-enums.c:268
 msgctxt "layer-mode"