Update templates/swift/Sources/Services/Realtime.swift.twig

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

Author: ChiragAgg5k

templates/swift/Sources/Services/Realtime.swift.twig

@@ -222,9 +222,8 @@ extension Realtime: WebSocketClientDelegate {
     public func onClose(channel: Channel, data: Data) async throws {
         stopHeartbeat()
 
-        onCloseCallback?()
-
         if (!reconnect) {
+            onCloseCallback?()
             reconnect = true
             return
         }