Call `LUAh_GameQuit` in 2 places.

src/sdl/i_system.c

@@ -171,6 +171,7 @@ static char returnWadPath[256];
 #include "../d_net.h"
 #include "../g_game.h"
 #include "../filesrch.h"
+#include "../lua_hook.h"
 #include "endtxt.h"
 #include "sdlmain.h"
 
@@ -303,6 +304,9 @@ FUNCNORETURN static ATTRNORETURN void signal_handler(INT32 num)
 
 FUNCNORETURN static ATTRNORETURN void quit_handler(int num)
 {
+#ifdef HAVE_BLUA
+	LUAh_GameQuit();
+#endif
 	signal(num, SIG_DFL); //default signal action
 	raise(num);
 	I_Quit();

src/sdl/i_video.c

@@ -73,6 +73,7 @@
 #include "../console.h"
 #include "../command.h"
 #include "../r_main.h"
+#include "../lua_hook.h"
 #include "sdlmain.h"
 #ifdef HWRENDER
 #include "../hardware/hw_main.h"
@@ -1059,6 +1060,9 @@ void I_GetEvent(void)
 					M_SetupJoystickMenu(0);
 			 	break;
 			case SDL_QUIT:
+#ifdef HAVE_BLUA
+				LUAh_GameQuit();
+#endif
 				I_Quit();
 				M_QuitResponse('y');
 				break;