This gets rid of a broken vlc.object.find() call

There might be a buffer still stored in packetizer buffers
refs: #3178

Close #4883

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

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Signed-off-by: Felix Paul Kühne <fkuehne@videolan.org>

They are still enumerated many times though...

It had no effects since both enumeration members had the same value.

It is not reliable if the aout is reused, and the text support seems
incomplete in goom.

This reverts commit 48e39d44.

 It is needed to apply the patch allowing to flush the packetizer/decoders
without having to change the API for now.