Bump library version to v0.23.0

discord.go

@@ -22,7 +22,7 @@ import (
 )
 
 // VERSION of DiscordGo, follows Semantic Versioning. (http://semver.org/)
-const VERSION = "0.23.0-v8alpha"
+const VERSION = "0.23.0"
 
 // ErrMFA will be risen by New when the user has 2FA.
 var ErrMFA = errors.New("account has 2FA enabled")