[FIX] web: restore proper alignment and spacing of navbar's user avatar

closes odoo/odoo#78663

Signed-off-by: Aaron Bohy (aab) <aab@odoo.com>

addons/web/static/src/webclient/user_menu/user_menu.scss

@@ -5,6 +5,6 @@
     height: 26px;
     width: 26px;
     object-fit: cover;
-    transform: translateY(-2px);
+    margin-right: 5px;
   }
 }