[sha3] Add SHA3 binary
[sha3] Add SHA3 binary

Add sha3_serial_fpga_cw310.bin from lowRISC/opentitan@d856706

Signed-off-by: Michael Tempelmeier <4a0e400873d9f21f4a3e1a2a2a326442ba9651b9@gi-de.com>

lowRISC/ot-sca,lowRISC/ot-sca