ASoC: mt6359: Drop ASoC mt6359 ASoC accdet jack document

This reverts commit e61c5895

.

The binding document has lots of schema errors and there's been no
effort to fix them, so let's remove it.

Cc: Argus Lin <argus.lin@mediatek.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: Liam Girdwood <lgirdwood@gmail.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: alsa-devel@alsa-project.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-mediatek@lists.infradead.org
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210416180118.3662904-1-robh@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>