[gnome-system-monitor] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit be7d69f0ad2a1dfac75f92817d1f58b293ae0a78
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Mon Feb 20 17:50:00 2017 +0100

    Update POTFILES.in

 po/POTFILES.in |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 057eeea..671b8ad 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -16,9 +16,9 @@ src/argv.cpp
 src/argv.h
 src/defaulttable.h
 src/disks.cpp
-src/e_date.c
-src/gsm_color_button.c
 src/interface.cpp
+src/legacy/e_date.c
+src/legacy/gsm_color_button.c
 src/load-graph.cpp
 src/lsof.cpp
 src/main.cpp