Use HAVE_CHISE instead of HAVE_CHISE_CLIENT to specify CHISE DB

Use HAVE_CHISE instead of HAVE_CHISE_CLIENT to specify CHISE DB
support.
(open_chise_data_source_maybe): Don't define when HAVE_LIBCHISE is not
defined.
(Freset_char_attribute_table): Use `chise_feature_setup_db' instead of
`char_attribute_system_db_file' to check feature DB file.