Remove --ssh global flag from 40-column wrap test.
Remove --ssh global flag from 40-column wrap test.

The help text for the `--ssh` flag is now an unwrappable 61 characters
long, leads to a failed functional test in `help.feature`. Strip out
the `--ssh` global flag before passing to `wc -L`.

wp-cli/wp-cli,wp-cli/wp-cli