[set_location] Update manifest.ini

set_location/manifest.ini

 [info]
 name: Set Location
 short_name: set_location
-version: 1.2.2
+version: 1.2.3
 description: Set information about your current geographical or physical location.
  To be able to set your location on the built-in map, you must install gir1.2-gtkchamplain and gir1.2-gtkclutter-1.0
 authors: Denis Fomin <fominde@gmail.com>