Doc: Create a documentation for Vulnerability Scanning plugin

[bhushan-nemade-dt]

💭 Description

Documentation for the Vulnerability Scanning plugin is not present in docs, it needs to be created and added in docs.

👀 Have you spent some time to check if this issue has been raised before?

• I checked and didn't find similar issue

🏢 Have you read the Code of Conduct?

• I have read the Code of Conduct