platform/x86: ideapad-laptop: Switch touchpad attribute to be RO

For now let's restrict touchpad attribute to be read only.
We might revisit this in the future though.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Andy Shevchenko 2017-05-07 14:28:30 +03:00
commit 7f36314599