target/riscv: Fix minor whitespace issue in riscv_cpu_properties

The mvendorid/mimpid/marchid properties have the wrong amount of
whitespace ahead of them.

Signed-off-by: Rob Bradford <rbradford@rivosinc.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
1 file changed