Sync SDL3 wiki -> header

[ci skip]

include/SDL3/SDL_gpu.h

@@ -56,7 +56,7 @@
  * Rendering can happen to a texture (what other APIs call a "render target")
  * or it can happen to the swapchain texture (which is just a special texture
  * that represents a window's contents). The app can use
- * SDL_AcquireGPUSwapchainTexture() to render to the window.
+ * SDL_WaitAndAcquireGPUSwapchainTexture() to render to the window.
  *
  * Rendering actually happens in a Render Pass, which is encoded into a
  * command buffer. One can encode multiple render passes (or alternate between