arch-riscv: fixed formatting.
arch-riscv: fixed formatting.

Change-Id: I134993a4aced07e75bf62fec56081b0f9d8fc18c
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/26986
Tested-by: kokoro <2ac7b1f3fa578934c95181d4272be0d3bca00121@google.com>
Tested-by: Gem5 Cloud Project GCB service account <3d0911ab1a6a1eabeaa403a2d25f40ff020e2e59@cloudbuild.gserviceaccount.com>
Reviewed-by: Jason Lowe-Power <92de577f37050ad05b60626d2f17913f40dcb1a2@gmail.com>
Maintainer: Jason Lowe-Power <92de577f37050ad05b60626d2f17913f40dcb1a2@gmail.com>

gem5/gem5,gem5/gem5,gem5/gem5,gem5/gem5,gem5/gem5,gem5/gem5,gem5/gem5