board/ls2081ardb: Update board related prints

Remove Board Arch print as its value is always constant '1' and does
not contain any important information to display during boot.
Add print to display Board FPGA version.

Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
1 file changed