Add height attribute to debugbar icon

Author: natanfelles

src/Views/debugbar/debugbar.php

@@ -122,7 +122,7 @@ class_exists('Aplus')
     </div>
     <div class="toolbar">
         <div class="icon">
-            <img src="data:image/png;base64,<?= base64_encode((string) file_get_contents(__DIR__ . '/icon.png')) ?>" alt="A+" width="32">
+            <img src="data:image/png;base64,<?= base64_encode((string) file_get_contents(__DIR__ . '/icon.png')) ?>" alt="A+" width="32" height="32">
         </div>
         <div class="collections">
             <?php foreach ($collections as $collection): ?>