[gnome-builder] flatpak: Remove extraneous assertion

[Matthew Leeds <mwleeds src gnome org>]

commit bfe091139b82660ff050cab3d8b824d163a90fc1
Author: Matthew Leeds <mleeds redhat com>
Date:   Tue Dec 13 15:24:28 2016 -0600

    flatpak: Remove extraneous assertion

 plugins/flatpak/gbp-flatpak-runtime-provider.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/plugins/flatpak/gbp-flatpak-runtime-provider.c b/plugins/flatpak/gbp-flatpak-runtime-provider.c
index ea748f2..93df269 100644
--- a/plugins/flatpak/gbp-flatpak-runtime-provider.c
+++ b/plugins/flatpak/gbp-flatpak-runtime-provider.c
@@ -453,7 +453,6 @@ on_flatpak_installation_changed (GbpFlatpakRuntimeProvider *self,
   IDE_ENTRY;
 
   g_assert (GBP_IS_FLATPAK_RUNTIME_PROVIDER (self));
-  g_assert (G_IS_FILE_MONITOR (self));
   g_assert (!file || G_IS_FILE (file));
   g_assert (!other_file || G_IS_FILE (other_file));