d/control: mention Flatpak, not its former name xdg-app

debian/changelog

@@ -8,6 +8,7 @@ ostree (2016.7-1) UNRELEASED; urgency=medium
   * d/p/Makefile-tests.am-make-check-uses-the-built-binaries.patch:
     add patch from upstream to make sure we use the built binaries for
     build-time testing
+  * d/control: mention Flatpak, not its former name xdg-app
 
  -- Simon McVittie <smcv@debian.org>  Sat, 16 Jul 2016 21:07:05 +0100
 

debian/control

@@ -69,7 +69,7 @@ Description: content-addressed filesystem for operating system binaries (library
  the files using hardlinks into an immutable directory tree. This
  can be used to provide atomic upgrades with rollback, history and
  parallel-installation, particularly useful on "fixed purpose" systems
- such as embedded devices. It is also used by the xdg-app application
+ such as embedded devices. It is also used by the Flatpak application
  runtime system.
  .
  This package contains the shared library.
@@ -92,7 +92,7 @@ Description: Development files for the ostree library
  the files using hardlinks into an immutable directory tree. This
  can be used to provide atomic upgrades with rollback, history and
  parallel-installation, particularly useful on "fixed purpose" systems
- such as embedded devices. It is also used by the xdg-app application
+ such as embedded devices. It is also used by the Flatpak application
  runtime system.
  .
  This package contains development headers and the pkg-config file for ostree.