[pitivi] test_gap: Fix import (else it doesn't work with make distcheck)

[Edward Hervey <edwardrv src gnome org>]

commit 68de643fffa1d763d33373392ae6a4f506ce67ca
Author: Edward Hervey <bilboed bilboed com>
Date:   Fri Jul 24 11:34:44 2009 +0200

    test_gap: Fix import (else it doesn't work with make distcheck)

 tests/test_gap.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/tests/test_gap.py b/tests/test_gap.py
index 975b854..cff18a7 100644
--- a/tests/test_gap.py
+++ b/tests/test_gap.py
@@ -25,7 +25,7 @@ import gobject
 gobject.threads_init()
 import gst
 
-from tests.common import StubFactory
+from common import StubFactory
 from pitivi.stream import AudioStream
 from pitivi.timeline.track import Track, SourceTrackObject
 from pitivi.timeline.timeline import Timeline, TimelineObject