Somehow a chunk of unused register defines ended up in the middle of
the PLL defines. They go back to the original kms merging.

The only used #define is SR01, move it to the register name together
with the other legacy vga stuff.
Reviewed-by: NPaulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>