Sync wiki -> headers.

include/SDL3/SDL_vulkan.h

@@ -111,11 +111,13 @@ extern DECLSPEC int SDLCALL SDL_Vulkan_LoadLibrary(const char *path);
  * This should be called after either calling SDL_Vulkan_LoadLibrary() or
  * creating an SDL_Window with the `SDL_WINDOW_VULKAN` flag.
  *
- * The actual type of the returned function pointer is PFN_vkGetInstanceProcAddr,
- * but that isn't available because the Vulkan headers are not included here. You
- * should cast the return value of this function to that type, e.g.
+ * The actual type of the returned function pointer is
+ * PFN_vkGetInstanceProcAddr, but that isn't available because the Vulkan
+ * headers are not included here. You should cast the return value of this
+ * function to that type, e.g.
  *
- *  `vkGetInstanceProcAddr = (PFN_vkGetInstanceProcAddr)SDL_Vulkan_GetVkGetInstanceProcAddr();`
+ * `vkGetInstanceProcAddr =
+ * (PFN_vkGetInstanceProcAddr)SDL_Vulkan_GetVkGetInstanceProcAddr();`
  *
  * \returns the function pointer for `vkGetInstanceProcAddr` or NULL on error.
  *