[gnome-shell] Add translator comments to .desktop files

[Piotr Drąg <piotrdrag src gnome org>]

commit 6e3bedb888734531a157d8a7c131d4a0a62d2897
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Fri Aug 19 23:15:20 2016 +0200

    Add translator comments to .desktop files

 data/org.gnome.Shell.PortalHelper.desktop.in.in   |    1 +
 src/calendar-server/evolution-calendar.desktop.in |    1 +
 2 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/data/org.gnome.Shell.PortalHelper.desktop.in.in b/data/org.gnome.Shell.PortalHelper.desktop.in.in
index eab8859..269669e 100644
--- a/data/org.gnome.Shell.PortalHelper.desktop.in.in
+++ b/data/org.gnome.Shell.PortalHelper.desktop.in.in
@@ -4,6 +4,7 @@ Type=Application
 Exec=gapplication launch org.gnome.Shell.PortalHelper
 DBusActivatable=true
 NoDisplay=true
+# Translators: Do NOT translate or transliterate this text (this is an icon file name)!
 Icon=network-workgroup
 StartupNotify=true
 OnlyShowIn=GNOME;
diff --git a/src/calendar-server/evolution-calendar.desktop.in 
b/src/calendar-server/evolution-calendar.desktop.in
index 6daf9ff..1e34997 100644
--- a/src/calendar-server/evolution-calendar.desktop.in
+++ b/src/calendar-server/evolution-calendar.desktop.in
@@ -1,6 +1,7 @@
 [Desktop Entry]
 Name=Evolution Calendar
 Exec=evolution -c calendar
+# Translators: Do NOT translate or transliterate this text (this is an icon file name)!
 Icon=evolution
 NoDisplay=true
 Type=Application