[pitivi] render: Respect frame rate value of render dialog

[Alexandru Băluț <alexbalut src gnome org>]

commit 026aded551eff0fd21247d4fe97c055758575e80
Author: Umang Jain <mailumangjain gmail com>
Date:   Wed Jan 25 23:19:57 2017 +0100

    render: Respect frame rate value of render dialog
    
    Fixes T7676
    
    Reviewed-by: Alex Băluț <alexandru balut gmail com>
    Differential Revision: https://phabricator.freedesktop.org/D1619

 pitivi/render.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/pitivi/render.py b/pitivi/render.py
index f5da8e2..273488c 100644
--- a/pitivi/render.py
+++ b/pitivi/render.py
@@ -1151,7 +1151,7 @@ class RenderDialog(Loggable):
 
     def _frameRateComboChangedCb(self, combo):
         framerate = get_combo_value(combo)
-        self.project.framerate = framerate
+        self.project.videorate = framerate
 
     def _videoEncoderComboChangedCb(self, combo):
         factory = get_combo_value(combo)