boards: xtensa: intel_s1000_crb: set USB_DFU_MAX_XFER_SIZE to 4096

patch set the config USB_DFU_MAX_XFER_SIZE to 4096. This will
reduce the time required for flashing.

Signed-off-by: Savinay Dharmappa <savinay.dharmappa@intel.com>
1 file changed