feat(lua): Add tab:is_selected function to check if the tab is the currently selected one in the GUI. (#1763)

src/lua/bindings/gui.hpp

@@ -35,6 +35,12 @@ namespace lua::gui
 
 		tab(const std::string& name, const rage::joaat_t parent_tab_hash, const sol::this_state& state);
 
+		// Lua API: Function
+		// Class: tab
+		// Name: is_selected
+		// Returns: boolean: Returns true if this tab is the one currently selected in the GUI.
+		bool is_selected(sol::this_state state);
+
 		// Lua API: Function
 		// Class: tab
 		// Name: clear
@@ -123,7 +129,7 @@ namespace lua::gui
 		//           -- call natives in there
 		//         end)
 		//       end
-		// 
+		//
 		//       ImGui.End()
 		//   end
 		// end)