参数识别有误

[AuTsing]

Describe the bug
参数识别有误。有概率会把一些变量识别为参数；有概率同样的函数识别到不同的参数列表；

To Reproduce
Steps to reproduce the behavior:
概率发生，暂时不知道怎么复现。

Expected behavior
正确识别参数列表和变量。

Screenshots

Environment (please complete the following information):

• OS: Windows
• Is WSL remote? no.
• Client: VSCode 1.55.0 插件 1.20.2

Additional context
Add any other context about the problem here.

Provide logs
Find the log at https://github.com/sumneko/lua-language-server/wiki/Default-log-path