minor mistakes (#1952)

CONTRIBUTING.md

@@ -316,7 +316,7 @@ incremental changes and preserves a simple linear history.
 ## Acknowledgements
 
 Carbon's Contributing guidelines are based on
-[Tensorflow](https://github.com/tensorflow/tensorflow/blob/master/CONTRIBUTING.md)
+[TensorFlow](https://github.com/tensorflow/tensorflow/blob/master/CONTRIBUTING.md)
 and [Flutter](https://github.com/flutter/flutter/blob/master/CONTRIBUTING.md)
 guidelines. Many thanks to these communities for their help in providing a
 basis.

docs/project/code_review.md

@@ -502,7 +502,7 @@ an escalation path.
 
 Before escalating an impasse or conflict in code review, try asking another
 reviewer to help resolve the issue or bridge any communication gaps. Consider
-scheduling a quick video chat to discuss and better understand each others'
+scheduling a quick video chat to discuss and better understand each other’s
 concerns and position.
 
 Note that the formal evolution process is heavyweight and relatively slow. The

docs/project/faq.md

@@ -537,7 +537,7 @@ ask (see
 
 ### How can I best say "I like X" or "I don't like X"?
 
-Both Discord and Github Discussions allow you to give an emoji "reaction" to
+Both Discord and GitHub Discussions allow you to give an emoji "reaction" to
 individual posts. If you'd like to amplify what has already been said, please
 use these instead of posting messages that re-state substantially the same
 thing. These make conversations easier to follow and understand general