[schema2sql] Avoid "parsing" SQL statements for database initialization A big SQL string was generated, then splitted. This caused bug if some value in the schema (eg vocabulary, default) contained the separator (';'). To properly fix this, yield each individual statement instead of generating a string. Closes #14050899

#!/usr/bin/env python
from cubicweb.cwctl import run
import sys
run(sys.argv[1:])