[test] fix error in test_config importing deprecated beat script

beat/cmdline/test/test_config.py

@@ -36,7 +36,6 @@ from nose.tools import assert_raises
 import simplejson
 
 from . import tmp_prefix, temp_cwd
-from ..scripts.beat import main
 from beat.core.test.utils import cleanup
 from .. import config
 from .. import common