Revert "Update CODE_OF_CONDUCT.md (#10999)"

This reverts commit ba54545.

.github/CODE_OF_CONDUCT.md

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 The following community guidelines are based on [The Ruby Community Conduct Guidelines](https://www.ruby-lang.org/en/conduct/).
 
-This document provides community guidelines for a respectful, productive and collaborative place for any person who is willing to contribute to the Tailwind CSS project. It applies to all “collaborative space”, which is defined as community communications channels (such as mailing lists, submitted patches, commit comments, etc.).
+This document provides community guidelines for a respectful, productive, and collaborative place for any person who is willing to contribute to the Tailwind CSS project. It applies to all “collaborative space”, which is defined as community communications channels (such as mailing lists, submitted patches, commit comments, etc.).
 
 - Participants will be tolerant of opposing views.
 - Participants must ensure that their language and actions are free of personal attacks and disparaging personal remarks.