Update package description

We might want to change the package name later on but for the moment
we only ship three files.

debian/control

@@ -13,6 +13,12 @@ Depends:
  ${misc:Depends},
  ${shlibs:Depends},
  gnome-themes-extra-data,
-Description: Default theme for the Librem-5
- This package contains backgrounds and other theme components
- for the Librem-5 phone.
+Description: Default themes and configuration for the Librem-5
+ This package contains configuration and themes for the librem5.
+ It ships:
+ .
+  * policy kit configuration
+  * default gsettings
+  * artwork
+ .
+ It should be installed on every librem5.