fix: Remove empty string translations from UI labels

luci-app-podkop/htdocs/luci-static/resources/view/podkop/configSection.js

@@ -37,7 +37,7 @@ function createConfigSection(section, map, network) {
     o.depends('mode', 'proxy');
     o.ucisection = s.section;
 
-    o = s.taboption('basic', form.TextValue, 'proxy_string', _('Proxy Configuration URL'), _(''));
+    o = s.taboption('basic', form.TextValue, 'proxy_string', _('Proxy Configuration URL'), '');
     o.depends('proxy_config_type', 'url');
     o.rows = 5;
     o.rmempty = false;

luci-app-podkop/htdocs/luci-static/resources/view/podkop/podkop.js

@@ -37,7 +37,7 @@ return view.extend({
             </style>
         `);
 
-        const m = new form.Map('podkop', _(''), null, ['main', 'extra']);
+        const m = new form.Map('podkop', '', null, ['main', 'extra']);
 
         // Main Section
         const mainSection = m.section(form.TypedSection, 'main');