Limit height of inspect dialog text area for proper scrolling

Author: rakillen

webui/src/css/app.css

@@ -406,6 +406,11 @@ h6:first-child {
   max-width: 850px;
 }
 
+.wkt-inspect-dialog-content {
+  max-height: 20vh;
+  overflow: auto;
+}
+
 .wkt-center-text-in-frame {
   vertical-align: center;
   text-align: center;

webui/src/js/views/inspect-dialog.html

@@ -8,7 +8,7 @@
   </div>
 
   <div slot="body">
-    <div class="oj-panel wkt-notop">
+    <div class="oj-panel wkt-notop wkt-inspect-dialog-content">
       <p><oj-bind-text value="[[getMessage()]]"></oj-bind-text></p>
       <oj-bind-if test="[[hasOsInfo() === true]]">
         <table>