Merge branch 'martinezcoder-main-patch-57212' into 'main'

Fix typo in README.md

See merge request oauth-xx/oauth2!640

Author: pboling

README.md

@@ -331,7 +331,7 @@ See [SECURITY.md][🚎sec-pol]
 
 ### Global Configuration
 
-If you started seeing this warning, but everything it working fine, you can now silence it.
+If you started seeing this warning, but everything is working fine, you can now silence it.
 ```log
 OAuth2::AccessToken.from_hash: `hash` contained more than one 'token' key
 ```