modify paddle/scripts/fast_install.sh about Mac installation to support paddle version check on MacOS (#19108)
modify paddle/scripts/fast_install.sh about Mac installation to support paddle version check on MacOS (#19108)

Add python version check on MacOS
PaddlePaddle/Paddle,chengduoZH/Paddle,PaddlePaddle/Paddle,PaddlePaddle/Paddle,tensor-tang/Paddle,luotao1/Paddle,chengduoZH/Paddle,tensor-tang/Paddle,chengduoZH/Paddle,chengduoZH/Paddle,luotao1/Paddle,tensor-tang/Paddle,tensor-tang/Paddle,luotao1/Paddle,PaddlePaddle/Paddle,luotao1/Paddle,luotao1/Paddle,PaddlePaddle/Paddle,tensor-tang/Paddle,PaddlePaddle/Paddle,PaddlePaddle/Paddle,luotao1/Paddle,luotao1/Paddle,chengduoZH/Paddle