The link to "Contribution Guide for Apache InLong" is invalid

[caoqianyun]

The link to "Contribution Guide for Apache InLong", which in the page here, can not be found.
I think the new link should be reconfigured.

[shink]

Hi,
Thank you for your notice. The link is here.
And feel free to make a Pull Request!

[dockerzhang]

thanks @caoqianyun , it is fixed in #3844. you can try the link after the PR is merged.

[caoqianyun]

Thanks！It's okay.