Merge pull request #1917 from betaflight/fix_flashing_tab

Fix weird behaviour on flashing tab.

src/css/main.css

@@ -2101,7 +2101,10 @@ input {
     position: initial;
 }
 
+}
 
+.hidden {
+    display: none;
 }
 
 @media only screen and (max-height: 750px) , only screen and (max-device-height: 750px) {

src/main.html

@@ -387,7 +387,7 @@
         </div>
     </dialog>
 
-    <ul> <!-- Sonar says so -->
+    <ul class="hidden"> <!-- Sonar says so -->
         <li class="dialogReportProblems-listItem"></li>
     </ul>