Update the file header comment in Example

Author: dreampiggy

Example/SDWebImageSwiftUIDemo-macOS/AppDelegate.swift

@@ -1,10 +1,10 @@
-//
-//  AppDelegate.swift
-//  SDWebImageSwiftUIDemo-macOS
-//
-//  Created by lizhuoli on 2019/10/5.
-//  Copyright © 2019 CocoaPods. All rights reserved.
-//
+/*
+* This file is part of the SDWebImage package.
+* (c) DreamPiggy <lizhuoli1126@126.com>
+*
+* For the full copyright and license information, please view the LICENSE
+* file that was distributed with this source code.
+*/
 
 import Cocoa
 import SwiftUI

Example/SDWebImageSwiftUIDemo-tvOS/AppDelegate.swift

@@ -1,10 +1,10 @@
-//
-//  AppDelegate.swift
-//  SDWebImageSwiftUIDemo-tvOS
-//
-//  Created by lizhuoli on 2019/10/5.
-//  Copyright © 2019 CocoaPods. All rights reserved.
-//
+/*
+* This file is part of the SDWebImage package.
+* (c) DreamPiggy <lizhuoli1126@126.com>
+*
+* For the full copyright and license information, please view the LICENSE
+* file that was distributed with this source code.
+*/
 
 import UIKit
 import SwiftUI

Example/SDWebImageSwiftUIDemo-watchOS WatchKit Extension/ExtensionDelegate.swift

@@ -1,10 +1,10 @@
-//
-//  ExtensionDelegate.swift
-//  SDWebImageSwiftUIDemo-watchOS WatchKit Extension
-//
-//  Created by lizhuoli on 2019/10/5.
-//  Copyright © 2019 CocoaPods. All rights reserved.
-//
+/*
+* This file is part of the SDWebImage package.
+* (c) DreamPiggy <lizhuoli1126@126.com>
+*
+* For the full copyright and license information, please view the LICENSE
+* file that was distributed with this source code.
+*/
 
 import WatchKit
 import SDWebImage

Example/SDWebImageSwiftUIDemo-watchOS WatchKit Extension/HostingController.swift

@@ -1,10 +1,10 @@
-//
-//  HostingController.swift
-//  SDWebImageSwiftUIDemo-watchOS WatchKit Extension
-//
-//  Created by lizhuoli on 2019/10/5.
-//  Copyright © 2019 CocoaPods. All rights reserved.
-//
+/*
+* This file is part of the SDWebImage package.
+* (c) DreamPiggy <lizhuoli1126@126.com>
+*
+* For the full copyright and license information, please view the LICENSE
+* file that was distributed with this source code.
+*/
 
 import WatchKit
 import Foundation