[gnome-software] category page: Add translator comments for new strings

[Kalev Lember <klember src gnome org>]

commit 23a238d7b825dbb09c0d272c9bd53c022664d4a8
Author: Kalev Lember <klember redhat com>
Date:   Tue Feb 20 01:04:09 2018 +0100

    category page: Add translator comments for new strings

 src/gs-category-page.ui | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/gs-category-page.ui b/src/gs-category-page.ui
index c8647bb2..9234be06 100644
--- a/src/gs-category-page.ui
+++ b/src/gs-category-page.ui
@@ -194,7 +194,7 @@
                                   <object class="GtkLabel" id="subcats_filter_label">
                                     <property name="visible">True</property>
                                     <property name="can_focus">False</property>
-                                    <property name="label" translatable="yes">Show</property>
+                                    <property name="label" translatable="yes" comments="TRANSLATORS: This is 
a label for the category filter drop down, which all together can read e.g. 'Show Vector 
Graphics'.">Show</property>
                                     <property name="margin_start">2</property>
                                     <accessibility>
                                       <relation target="subcats_filter_button" type="label-for"/>
@@ -264,7 +264,7 @@
                                   <object class="GtkLabel" id="subcats_sort_label">
                                     <property name="visible">True</property>
                                     <property name="can_focus">False</property>
-                                    <property name="label" translatable="yes">Sort</property>
+                                    <property name="label" translatable="yes" comments="TRANSLATORS: This is 
a label for the category sort drop down, which all together can read e.g. 'Sort Top Rated'.">Sort</property>
                                     <property name="margin_start">2</property>
                                     <accessibility>
                                       <relation target="subcats_sort_button" type="label-for"/>