WEBUI: use tvCards icon for TV adapters

src/webui/static/app/idnode.js

@@ -1960,6 +1960,7 @@ tvheadend.idnode_tree = function(panel, conf)
         header: false,
         layout: 'fit',
         title: conf.title || '',
+        iconCls: conf.iconCls || ''
     });
 
     tvheadend.paneladd(panel, dpanel, conf.tabIndex);

src/webui/static/app/tvadapters.js

@@ -3,6 +3,7 @@ tvheadend.tvadapters = function(panel, index) {
     tvheadend.idnode_tree(panel, {
         url: 'api/hardware/tree',
         title: 'TV adapters',
+        iconCls: 'tvCards',
         tabIndex: index,
         help: function() {
             new tvheadend.help('TV adapters', 'config_tvadapters.html');