zenfone9: remove known issues

All outstanding issues have been fixed

Change-Id: I68ef2705b0ebd7ce195f9c734fa497afd110c034
diff --git a/_asus/zenfone9.markdown b/_asus/zenfone9.markdown
index 2882cb8..9b54402 100644
--- a/_asus/zenfone9.markdown
+++ b/_asus/zenfone9.markdown
@@ -22,17 +22,6 @@
 {% include dynamicpartitions.html %}
 
 
-<html>
-<div class='page-heading'>Known Issues:</div>
-<hr />
-<ul>
-  <li><p class="text">No vibration/haptics</p></li>
-  <li><p class="text">No battery percentage</p></li>
-  <li><p class="text">No USB-OTG support</p></li>
-</ul>
-</html>
-
-
 {% include download.html %}