[tracker] Removed unneeded [] markers in POTFILES.in with gettext extraction method

[Claude Paroz <claudep src gnome org>]

commit 75ed66c3c0d88c15974afd7805bc4cedf6ce21b4
Author: Claude Paroz <claude 2xlibre net>
Date:   Mon Mar 26 14:03:46 2018 +0200

    Removed unneeded [] markers in POTFILES.in with gettext extraction method
    
    This was forgotten during the intltool to gettext migration.

 po/POTFILES.in |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 95953cd..17549f7 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -1,7 +1,6 @@
 # List of source files containing translatable strings.
 # Please keep this file sorted alphabetically.
-[encoding: UTF-8]
-[type: gettext/glade]examples/rss-reader/rss_viewer.ui
+examples/rss-reader/rss_viewer.ui
 src/libtracker-common/tracker-dbus.c
 src/libtracker-common/tracker-utils.c
 src/libtracker-fts/org.freedesktop.Tracker.FTS.gschema.xml.in