Since the new headers have been committed, a larger amount of
color attachments enums can be supported. Added the new enums
where appropriate.

Change-Id: Idd7210fbeaeb7828ca6c094bed115addd90b497c
Reviewed-on: https://swiftshader-review.googlesource.com/4332Tested-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>