fix documention url

Author: GHJayce

readme.md

@@ -10,7 +10,7 @@ j-weapons，J武器。一个开箱即用的函数库。提供了日常开发时
 [![Known Vulnerabilities](https://snyk.io/test/github/GHJayce/j-weapons/badge.svg?targetFile=package.json)](https://snyk.io/test/github/GHJayce/j-weapons?targetFile=package.json)
 
 ## Links
-- [Documentation](https://ghjayce.github.io/j-weapons/n/)
+- [Documentation](https://ghjayce.github.io/j-weapons/)
 
 ## Changelog