update the path to forward slash

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: JeevaRamanathan

Multi-Platform Icon Generator/sample_icons/icon_preview.html

@@ -84,17 +84,17 @@ <h2>IOS Icons</h2>
             </div>
 
             <div class="icon-item">
-                <img src="ios\iPhone-App@2x.png" alt="iPhone-App@2x">
+                <img src="ios/iPhone-App@2x.png" alt="iPhone-App@2x">
                 <div class="icon-size">iPhone-App@2x<br>120x120</div>
             </div>
 
             <div class="icon-item">
-                <img src="ios\iPhone-App@3x.png" alt="iPhone-App@3x">
+                <img src="ios/iPhone-App@3x.png" alt="iPhone-App@3x">
                 <div class="icon-size">iPhone-App@3x<br>180x180</div>
             </div>
 
             <div class="icon-item">
-                <img src="ios\iPhone-Notification.png" alt="iPhone-Notification">
+                <img src="ios/iPhone-Notification.png" alt="iPhone-Notification">
                 <div class="icon-size">iPhone-Notification<br>20x20</div>
             </div>