SDL: Sync SDL3 wiki -> header (f9284)

From f92843da8347b56a7529bc1f9dfd9b90b1428436 Mon Sep 17 00:00:00 2001
From: SDL Wiki Bot <[EMAIL REDACTED]>
Date: Sat, 10 May 2025 13:38:22 +0000
Subject: [PATCH] Sync SDL3 wiki -> header

[ci skip]
---
 include/SDL3/SDL_gpu.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/SDL3/SDL_gpu.h b/include/SDL3/SDL_gpu.h
index 858b0ef318e08..def7cc7728dcb 100644
--- a/include/SDL3/SDL_gpu.h
+++ b/include/SDL3/SDL_gpu.h
@@ -1691,6 +1691,9 @@ typedef struct SDL_GPUStencilOpState
  * \since This struct is available since SDL 3.2.0.
  *
  * \sa SDL_GPUColorTargetDescription
+ * \sa SDL_GPUBlendFactor
+ * \sa SDL_GPUBlendOp
+ * \sa SDL_GPUColorComponentFlags
  */
 typedef struct SDL_GPUColorTargetBlendState
 {