Add link to Matrix in contributing for contact us

CONTRIBUTING.md

@@ -160,7 +160,7 @@ Feature requests are more than welcome! Please take a moment to find out whether
 
 # Pull requests [`⇧`](#contents)
 
-Good pull requests - patches, improvements and new features - are the foundation of our community making Scribe-Data. They should remain focused in scope and avoid containing unrelated commits. Note that all contributions to this project will be made under [the specified license](https://github.com/scribe-org/Scribe-Data/blob/main/LICENSE.txt) and should follow the coding indentation and style standards (contact us if unsure).
+Good pull requests - patches, improvements and new features - are the foundation of our community making Scribe-Data. They should remain focused in scope and avoid containing unrelated commits. Note that all contributions to this project will be made under [the specified license](https://github.com/scribe-org/Scribe-Data/blob/main/LICENSE.txt) and should follow the coding indentation and style standards ([contact us](https://matrix.to/#/#scribe_community:matrix.org) if unsure).
 
 **Please ask first** before embarking on any significant pull request (implementing features, refactoring code, etc), otherwise you risk spending a lot of time working on something that the developers might not want to merge into the project. With that being said, major additions are very appreciated!