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Disable patch_transient_decision() on hybrid since it's causing artifacts

It would trigger on the second frame of "S"s, causing holes in the spectrum

--- a/celt/celt_encoder.c

+++ b/celt/celt_encoder.c

@@ -1731,7 +1731,7 @@

    /* Last chance to catch any transient we might have missed in the

       time-domain analysis */

-   if (LM>0 && ec_tell(enc)+3<=total_bits && !isTransient && st->complexity>=5 && !st->lfe)

+   if (LM>0 && ec_tell(enc)+3<=total_bits && !isTransient && st->complexity>=5 && !st->lfe && !hybrid)

    {

       if (patch_transient_decision(bandLogE, oldBandE, nbEBands, start, end, C))

       {