radeonsi/sid_tables: rename reg_table to sid_reg_table

This is purely cosmetic, making it easier to assign blame for space used
in the binary in case somebody else makes a similar cleanup effort in the
future.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
2 files changed