v3d: remove old tile blit code

This code was a direct copy from VC4, and it was disabled, as it did not
work.

Now that we have an implementation, let's remove it.

Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Signed-off-by: Juan A. Suarez Romero <jasuarez@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7816>
1 file changed