processor-sdk: disable dsp feature wic image type
processor-sdk: disable dsp feature wic image type

* Multiple DSP recipes are broken against GCC 8.2
* There is a dependency problem with wic images where the bootloader
  is not deployed before the image is created.

Signed-off-by: Jacob Stiffler <0ec61db87821c27ca8ee6f3e24c6f93fdbb785d4@ti.com>

rcn-ee/meta-processor-sdk,rcn-ee/meta-processor-sdk,rcn-ee/meta-processor-sdk