Update remote location restrictions in README

Author: ammario

README.md

@@ -56,7 +56,7 @@ We ([@cdr](https://github.com/cdr)) are looking for a engineers to help maintain
 code-server, innovate on open source and streamline dev workflows.
 
 Our main office is in Austin, Texas. Remote is ok as long as
-you're in Canada, the US, Australia or the UK.
+you're in North America or Europe.
 
 Please get in [touch](mailto:[email protected]) with your resume/github if interested.