Add `@author` to forbidden tag list

[fredden]

Ref https://devdocs.magento.com/guides/v2.4/coding-standards/docblock-standard-general.html#documentation-space Fixes #167

[dfelton]

A spelling typo exists in these changes proposed.

• @author is not ment to be used

ment should be meant, the past tense form of the word mean.

[sidolov]

@magento import pr to magento-commerce/magento-coding-standard repository

[m2-github-services]

@sidolov the Pull Request is successfully imported.