fixes #2460 switch api auth header to X-PIWIGO-API

Replaces usage of the Authorization header with X-PIWIGO-API for API key authentication. This improves consistency and may address issues with standard Authorization header handling.

tools/ws.htm

@@ -125,7 +125,7 @@
                 <div class="card-content">
 
                   <div class="header-setting">
-                    <p class="header-label">Authorization:</p>
+                    <p class="header-label">X-PIWIGO-API:</p>
                     <p class="header-warning">Doesn't work when you use "INVOKE (new window)"</p>
                     <input type="text" id="apiKey" placeholder="pkid-xxxxxxxx-xxxxxxxxxxxxxxxxxxxx:yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy" />
                   </div>

tools/ws/ws.js

@@ -346,7 +346,7 @@ $(() => {
         if (!useCookie) {
             fetchOption.credentials = 'omit';
             fetchOption.headers = {
-                Authorization: authorization
+                "X-PIWIGO-API": authorization
             }
         }