update install paddlenlp ways (#4587)

Author: zjjlivein

scripts/regression/run_ci.sh

@@ -220,7 +220,9 @@ if [[ ${#P0case_list[*]} -ne 0 ]] || [[ ${#APIcase_list[*]} -ne 0 ]];then
     if [ ! -f ./dist/p****.whl ];then
         install_paddle
         echo "install_nlp_develop"
-        python -m pip install paddlenlp -f https://www.paddlepaddle.org.cn/whl/paddlenlp.html
+        # python -m pip install paddlenlp -f https://www.paddlepaddle.org.cn/whl/paddlenlp.html
+        wget https://paddlenlp.bj.bcebos.com/wheels/paddlenlp-latest-py3-none-any.whl
+        python -m pip install paddlenlp-latest-py3-none-any.whl
     else
         echo "instal_nlp_pr"
         python -m pip install  dist/p****.whl