[Accuracy diff No.78、142、143] Fix accuracy diff for astype, cast and Tensor.cast API. - #73710

[Accuracy diff No.78、142、143] Fix accuracy diff for astype, cast and Tensor.cast API.#73710

Glencsa wants to merge 12 commits into

PaddlePaddle:developPaddlePaddle/Paddle:developfrom

Glencsa:fix_accuracy_diffGlencsa/Paddle:fix_accuracy_diffCopy head branch name to clipboard