[dataimport] Fix method signature
Since d4bd28d5fca8, _storage_handler expect 4 args.
grafted from b089858c49a2806b6ea8a7ee66773436701e947c (3.22)
related to #9177565.
@echo off
rem = """-*-Python-*- script
rem -------------------- DOS section --------------------
rem You could set PYTHONPATH or TK environment variables here
python -x "%~f0" %*
goto exit
"""
# -------------------- Python section --------------------
import sys
from os.path import join, dirname, normpath
sys.path.insert(0, normpath(join(dirname(__file__), '..', '..')))
from cubicweb.cwctl import run
run(sys.argv[1:])
DosExitLabel = """
:exit
rem """