fix: output element has no readonly attribute (astro check)

Author: ronaldtse

src/pages/neural.astro

@@ -33,7 +33,7 @@ import Base from "../layouts/Base.astro"
     </div>
 
     <label for="output">Output</label>
-    <output id="output" dir="auto" readonly></output>
+    <output id="output" dir="auto"></output>
     <p id="confidence" class="muted" hidden></p>
   </section>
 </Base>