virgl: Add a few more formats to the format table
These formats are used by the piglit
arb_texture_buffer_object-formats fs arb
Adding them here keeps the piglit from crashing, but most of the related tests don't pass.
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These formats are used by the piglit
arb_texture_buffer_object-formats fs arb
Adding them here keeps the piglit from crashing, but most of the related tests don't pass.