Fix if update subscribe delete using node problem

Now update subscribe delete the using node, the app
will automatic select the first profile

ShadowsocksX-NG/AppDelegate.swift

@@ -207,7 +207,7 @@ class AppDelegate: NSObject, NSApplicationDelegate, NSUserNotificationCenterDele
         
         DispatchQueue.global().async {
             // Version Check!
-            if defaults.bool(forKey: "AutoCheckUpdate"){
+            if defaults.bool(forKey: "AutoCheckUpdate") {
                 self.checkForUpdate(mustShowAlert: false)
             }
             if defaults.bool(forKey: "AutoUpdateSubscribe") {

ShadowsocksX-NG/ServerProfileManager.swift

@@ -26,6 +26,12 @@ class ServerProfileManager: NSObject {
             }
         }
         activeProfileId = defaults.string(forKey: "ActiveServerProfileId")
+        for p in profiles {
+            if p.uuid == activeProfileId {
+                return
+            }
+        }
+        activeProfileId = profiles[0].uuid
     }
     
     func setActiveProfiledId(_ id: String) {