Fix login poll timer not cancelling

Signed-off-by: Milen Pivchev <milen.pivchev@gmail.com>

Author: mpivchev

Brand/NCBrand.swift

@@ -73,7 +73,7 @@ let userAgent: String = {
     var doNotAskPasscodeAtStartup: Bool = false
     var disable_source_code_in_settings: Bool = false
     var enforce_passcode_lock = false
-    var use_in_app_browser_for_login = true
+    var use_in_app_browser_for_login = false
 
     // (name: "Name 1", url: "https://cloud.nextcloud.com"),(name: "Name 2", url: "https://cloud.nextcloud.com")
     var enforce_servers: [(name: String, url: String)] = []

iOSClient/Login/NCLogin.swift

@@ -549,6 +549,8 @@ extension NCLogin: ClientCertificateDelegate, UIDocumentPickerDelegate {
                                         }
                                     }
                                 }
+
+                                timer.cancel()
                             }
                         }
                     }