feat: Add 'repeat' option to 'Lua Script' special function (#3338)

* Add support for the '1x' repeat option for 'Play Script' special functions.

* Add Companion and B&W radio support.

* Fix B&W radio logic and layout.

* Add translation hooks.

companion/src/firmwares/customfunctiondata.cpp

@@ -394,6 +394,19 @@ AbstractStaticItemModel * CustomFunctionData::repeatItemModel()
   return mdl;
 }
 
+//  static
+AbstractStaticItemModel * CustomFunctionData::repeatLuaItemModel()
+{
+  AbstractStaticItemModel * mdl = new AbstractStaticItemModel();
+  mdl->setName("customfunctiondata.repeatLua");
+
+  mdl->appendToItemList(tr("On"), 0);
+  mdl->appendToItemList(tr("1x"), 1);
+
+  mdl->loadItemList();
+  return mdl;
+}
+
 //  static
 AbstractStaticItemModel * CustomFunctionData::playSoundItemModel()
 {