global: Move remaining CONFIG_*SRIO_* to CFG_*

The rest of the unmigrated CONFIG symbols in the SRIO namespace do not
easily transition to Kconfig. In many cases they likely should come from
the device tree instead. Move these out of CONFIG namespace and in to
CFG namespace.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>