feat(effects): heat-haze sinusoidal al fons del títol (configurable a ui.yaml)

CMakeLists.txt

@@ -92,6 +92,7 @@ set(APP_SOURCES
     source/core/rendering/sprite/moving_sprite.cpp
     source/core/rendering/sprite/animated_sprite.cpp
     source/core/rendering/sprite/animated_sprite_parser.cpp
+    source/core/rendering/effects/heat_haze.cpp
     source/core/rendering/sdl3gpu/sdl3gpu_shader.cpp
     source/core/rendering/sdl3gpu/viewport.cpp
     source/core/rendering/sdl3gpu/pipelines/crtpi_pipeline.cpp