ace20_lnl: dts: Add d-cache and i-cache line size

Added i-cache-line-size and d-cache-line-size values
to device tree for ace20_lnl platforms. These values
are used by sys_cache_instr_line_size_get and
sys_cache_data_line_size_get functions.

Signed-off-by: Jaroslaw Stelter <Jaroslaw.Stelter@intel.com>