Update SDL_video.inc to 3.4.2

Author: Free-Pascal-meets-SDL-Website

units/SDL3.pas

@@ -93,7 +93,7 @@ interface
 {$I SDL_iostream.inc}                     // 3.2.0
 {$I SDL_asyncio.inc}                      // 3.2.0
 {$I SDL_surface.inc}                      // 3.2.20
-{$I SDL_video.inc}                        // 3.2.20
+{$I SDL_video.inc}                        // 3.4.2
 {$I SDL_timer.inc}                        // 3.2.20
 {$I SDL_error.inc}                        // 3.1.6-prev
 {$I SDL_power.inc}                        // 3.1.6-prev