[XS] Change in coreboot[main]: arch/riscv/boot.c: Add comment for clarity

[Patrick Rudolph (Code Review)]

Attention is currently required from: Maximilian Brune, Philipp Hug, ron minnich.

Patrick Rudolph has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/79949?usp=email )

Change subject: arch/riscv/boot.c: Add comment for clarity
......................................................................

Patch Set 1: Code-Review+2

(1 comment)

File src/arch/riscv/boot.c:

https://review.coreboot.org/c/coreboot/+/79949/comment/44b0f049_d1563ad7 :
PS1, Line 35: 			// tell OpenSBI to switch to Supervisor mode before jumping to payload
please use C style comments `/* `