Typo

Author: jedisct1

ChangeLog

@@ -17,7 +17,7 @@ service if they temporarily can't be refreshed.
 issue when initialization took more than 30 seconds ("The service did not
 respond to the start or control request in a timely fashion"). Fantastic
 work by Alison Winters, thanks!
- - The `SERVER_ERROR` error code has been split into two new error code:
+ - The `SERVER_ERROR` error code has been split into two new error codes:
 `NETWORK_ERROR` (self-explanatory) and `SERVFAIL` (a response was returned,
 but it includes a `SERVFAIL` error code).