fix bad pkginfo

--HG--
branch : stable

__pkginfo__.py

@@ -48,7 +48,7 @@ def listdir(dirpath):
             and not fname.endswith('~')]
 
 CUBES_DIR = join('share', 'cubicweb', 'cubes')
-THIS_CUBE_DIR = join(CUBES_DIR, 'card')
+THIS_CUBE_DIR = join(CUBES_DIR, modname)
 
 try:
     data_files = [