gallium/swr: Fix crash when use GL_TDFX_texture_compression_FXT1 format.
Reject the new formats in swr to prevent crashes because it doesn't know how to handle the new formats.
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
Reject the new formats in swr to prevent crashes because it doesn't know how to handle the new formats.