Update docs/MAINTAINING.md

Co-authored-by: Bryan <[email protected]>

Author: jsjoeio

docs/MAINTAINING.md

@@ -51,7 +51,7 @@ To onboard a new maintainer to the project, please make sure to do the following
 
 Very similar to Onboarding but Remove maintainer from all teams and revoke access. Please also do the following:
 
-- [ ] Write fairwell post via Discussion (see [example](https://github.com/cdr/code-server/discussions/3933))
+- [ ] Write farewell post via Discussion (see [example](https://github.com/cdr/code-server/discussions/3933))
 
 ## Workflow