Add edit function to project summary

Fixes: https://gitlab.gnome.org/GNOME/loupe/-/issues/469

data/org.gnome.Loupe.desktop.in.in

@@ -1,6 +1,6 @@
 [Desktop Entry]
 Name=Image Viewer
-Comment=View images
+Comment=View and edit images
 Exec=@BIN_NAME@ %U
 Icon=@APP_ID@
 DBusActivatable=true

data/org.gnome.Loupe.metainfo.xml.in.in

@@ -10,7 +10,7 @@
     <name>The GNOME Project</name>
   </developer>
   <project_group>GNOME</project_group>
-  <summary>View images</summary>
+  <summary>View and edit images</summary>
   <description>
     <p>Browse through your images and inspect their metadata with:</p>
     <ul>

src/widgets/image_window.ui

@@ -217,7 +217,7 @@
                     </child>
                     <child>
                       <object class="AdwStatusPage" id="status_page">
-                        <property name="title" translatable="yes">View Images</property>
+                        <property name="title" translatable="yes">View and Edit Images</property>
                         <property name="description" translatable="yes">Drag and drop images here</property>
                         <child>
                           <object class="GtkButton">