make html error:Requires mermaid js version 10.3.0 or later

[miaomiao1992]

我把scripts里面的js脚本换成10.3.1还是不行：
https://unpkg.com/browse/mermaid@10.3.1/dist/

[liushu555]

修改source/conf.py中的
mermaid_version = '9.3.0'改为
mermaid_version = '10.9.0'