SDL: docs: Note that you don't need to free SDL_GetDefaultCursor's results.

SDL Commits
#1 
From 16f8dfcef944019ce4474061aa06c2a1997e601e Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <[EMAIL REDACTED]>
Date: Fri, 9 Dec 2022 22:07:22 -0500
Subject: [PATCH] docs: Note that you don't need to free SDL_GetDefaultCursor's
 results.

Reference Issue #6777.
---
 include/SDL3/SDL_mouse.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/SDL3/SDL_mouse.h b/include/SDL3/SDL_mouse.h
index 1169deb28aeb..f41d2d7b276e 100644
--- a/include/SDL3/SDL_mouse.h
+++ b/include/SDL3/SDL_mouse.h
@@ -391,6 +391,9 @@ extern DECLSPEC SDL_Cursor *SDLCALL SDL_GetCursor(void);
 /**
  * Get the default cursor.
  *
+ * You do not have to call SDL_FreeCursor() on the return value,
+ * but it is safe to do so.
+ *
  * \returns the default cursor on success or NULL on failure.
  *
  * \since This function is available since SDL 3.0.0.