Examples: SDL3: Minor fixes following changes to API (SDL_WindowFlags -> Uint32).

"The SDL_WindowFlags enum should be replaced with Uint32"
diff --git a/examples/example_sdl3_opengl3/main.cpp b/examples/example_sdl3_opengl3/main.cpp
index 1f6c6d1..da12589 100644
--- a/examples/example_sdl3_opengl3/main.cpp
+++ b/examples/example_sdl3_opengl3/main.cpp
@@ -64,7 +64,7 @@
     SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
     SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
     SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8);
-    SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_HIDDEN);
+    Uint32 window_flags = SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_HIDDEN;
     SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL3+OpenGL3 example", 1280, 720, window_flags);
     if (window == nullptr)
     {
diff --git a/examples/example_sdl3_sdlrenderer3/main.cpp b/examples/example_sdl3_sdlrenderer3/main.cpp
index 7ee8bbf..9740054 100644
--- a/examples/example_sdl3_sdlrenderer3/main.cpp
+++ b/examples/example_sdl3_sdlrenderer3/main.cpp
@@ -35,7 +35,7 @@
     SDL_SetHint(SDL_HINT_IME_SHOW_UI, "1");
 
     // Create window with SDL_Renderer graphics context
-    SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_HIDDEN);
+    Uint32 window_flags = SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_HIDDEN;
     SDL_Window* window = SDL_CreateWindow("Dear ImGui SDL3+SDL_Renderer example", 1280, 720, window_flags);
     if (window == nullptr)
     {