Input: da7280 - protect OF match table with CONFIG_OF

The OF match table is only used when OF is enabled.

Fixes: cd3f6098

 ("Input: new da7280 haptic driver")
Reported-by: kernel test robot <lkp@intel.com>
Acked-by: Roy Im <roy.im.opensource@diasemi.com>
Link: https://lore.kernel.org/r/X9xRLVPt9eBi0CT6@google.com


Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>