soc/intel_adsp: Remove dead code in bootloader

There was some vestigial handling here for Sue Creek (which this code
has never supported, that's a different board in Zephyr) and some code
that apparently managed a bug workaround in the ancestral SOF code.
Neither was buildable.  Remove.

Signed-off-by: Andy Ross <andrew.j.ross@intel.com>
1 file changed