Comment Fixes for CRM/Profile directory

[vedantrathore]

This PR contains comment fixes for all files in CRM/Profile directory :

1. Removed unnecessary @return void statements
2. Removed unnecessary @param statements
3. Removed empty comments.
4. Minor spell checks.

[civicrm-builder]

Can one of the admins verify this patch?

[totten]

jenkins, ok to test

[saurabhbatra96]

Looks good. I'll try to run and post the output of codesniffer so we can root out those @return void statements once and for all. 👍

[totten]

Thanks @vedantrathore @seamuslee001 @saurabhbatra96. Count me as a third positive review. :) Merging.