Add English and Russian ChatGUI interface translations

tools/chatgui/src/ptt_hotkey_manager.cpp

@@ -1,3 +1,4 @@
+#include <QCoreApplication>
 #include "ptt_hotkey_manager.h"
 #include "radio_audio_engine.h"
 #include "../db/db_manager.h"
@@ -196,7 +197,7 @@ QString PttHotkeyManager::keyName(int key) const {
         if (name) return QString::fromLatin1(name);
     }
 #endif
-    return QString("Key %1").arg(key);
+    return QCoreApplication::translate("ChatGui", "Key %1").arg(key);
 }
 
 QString PttHotkeyManager::describe(const PttKeyChord& chord) const {
@@ -204,7 +205,7 @@ QString PttHotkeyManager::describe(const PttKeyChord& chord) const {
     std::sort(keys.begin(), keys.end());
     QStringList names;
     for (int key : keys) names << keyName(key);
-    return names.isEmpty() ? QStringLiteral("Не задано") : names.join(" + ");
+    return names.isEmpty() ? QCoreApplication::translate("ChatGui", "Not set") : names.join(" + ");
 }
 
 bool PttHotkeyManager::usesPortal() {