ruby警告问题 warning: Insecure world writable dir /usr/local/sbin in PATH, mode 040777

警告信息如下：

/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/universal-darwin20/rbconfig.rb:229: warning: Insecure world writable dir /usr/local/sbin in PATH, mode 040777

解决方法：

sudo chmod go-w /usr/local/sbin