arch: mv gcc to riscv [3/5]

PD#SWPL-66839

Problem:
mv gcc to riscv

Solution:
mv gcc to riscv

Verify:
N/A

Signed-off-by: bin.chen <bin.chen@amlogic.com>
Signed-off-by: Kelvin Zhang <kelvin.zhang@amlogic.com>
Change-Id: I9196d4b482628e5f65a7b1d3998a5d51801c0c78
6 files changed