ACPICA commit 7aa72c5fdf75c5b80adf758980e06bcafb7f8670

There is a spelling mistake in an error message. Fix it.

Link: https://github.com/acpica/acpica/commit/7aa72c5fSigned-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Kaneda <erik.kaneda@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>