fix: typo

structs.go

@@ -1279,7 +1279,7 @@ type UserGuild struct {
 	// NOTE: this field is only filled when withCounts is true.
 	ApproximateMemberCount int `json:"approximate_member_count"`
 
-	// Approximate number of members in this guild.
+	// Approximate number of non-offline members in this guild.
 	// NOTE: this field is only filled when withCounts is true.
 	ApproximatePresenceCount int `json:"approximate_presence_count"`
 }