Update doc generation logic from header

[arun-madhavan-013]

No description provided.

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you all sign our Contributor License Agreement before we can accept your contribution.
2 out of 3 committers have signed the CLA.

✅ arun-madhavan-013
✅ andrejz2
❌ azerom960

---

azerom960 seems not to be a GitHub user. You need a GitHub account to be able to sign the CLA. If you have already a GitHub account, please add the email address used for this commit to your account.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[anand-ky]

This is generating md file for each of the interfaces but we need to create md per plugin. So a plugin might implement multiple interfaces. Need to figure out how to map interfaces to the plugins.