Remove obsolete BernoulliWithSigmoidProbs (#16846)
Remove obsolete BernoulliWithSigmoidProbs (#16846)

As was pointed out by 9485, BernoulliWithSigmoidProbs is covered
by Bernoulli and is obsolete. This fix removes BernoulliWithSigmoidProbs.

This fix closes 9485.

Signed-off-by: Yong Tang <765086fe2e0c1f980161f127fec596800f327f62@outlook.com>
tensorflow/docs-l10n,tensorflow/docs,tensorflow/docs,tensorflow/docs