feat: addition of variation in select options which will let users to add information related to author details

[harshith-venkatesh-freshworks]

Checklist:

• [X] My code follows the code style of this project.
• [X] My change requires a change to the documentation.
• [X] I have updated the documentation accordingly.
• [X] I have added tests to cover my changes.
• [X] All new and existing tests passed.
• [X] My commits have standard messages as mentioned in Contributing Guidelines

How Has This Been Tested?

I have created a new variation called conversation and have added all the details to create the select options and have added the same in the test case and have also tested the changes locally.