llvmpipe: fix non-multisampled rendering to multisampled framebuffer
Don't depend moving between samples on key->multisample Big CI wins Reported-by:Erik Faye-Lund <kusmabite@gmail.com> Reviewed-by:
Emma Anholt <emma@anholt.net> Fixes: 210d714f ("llvmpipe: handle multisample color stores.") Part-of: <mesa/mesa!10780>