SDL: Added placeholder in the patch notes for renamed functions

From 08c45eb37e228b2e7f82ae47048cd36cd16c7561 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Thu, 22 Dec 2022 16:07:47 -0800
Subject: [PATCH] Added placeholder in the patch notes for renamed functions

---
 WhatsNew.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/WhatsNew.txt b/WhatsNew.txt
index daaba20e7e6f..f9019f41fd72 100644
--- a/WhatsNew.txt
+++ b/WhatsNew.txt
@@ -11,6 +11,7 @@ General:
 * SDL_GetWindowWMInfo() returns a standard int result code instead of SDL_bool, and takes SDL_SYSWM_CURRENT_VERSION as a new third parameter
 * The preprocessor symbol __MACOSX__ has been renamed __MACOS__
 * The preprocessor symbol __IPHONEOS__ has been renamed __IOS__
+* The following functions have been renamed:
 * Removed the following functions from the API, see docs/README-migration.md for details:
     * SDL_CalculateGammaRamp()
     * SDL_CreateRGBSurface()