SDL: hints: clarify support for comma-separated values for QtWayland orientation that's available since 2.0.22

From c39524042520d6962434228ab8af9ba7e0542308 Mon Sep 17 00:00:00 2001
From: Alibek Omarov <[EMAIL REDACTED]>
Date: Fri, 2 Jun 2023 05:59:06 +0300
Subject: [PATCH] hints: clarify support for comma-separated values for
 QtWayland orientation that's available since 2.0.22

Signed-off-by: Alibek Omarov <a1ba.omarov@gmail.com>
---
 include/SDL_hints.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/SDL_hints.h b/include/SDL_hints.h
index 23bbf2b60cba..ad3b4030bf46 100644
--- a/include/SDL_hints.h
+++ b/include/SDL_hints.h
@@ -1321,6 +1321,8 @@ extern "C" {
  *
  *  This variable can be one of the following values:
  *    "primary" (default), "portrait", "landscape", "inverted-portrait", "inverted-landscape"
+ *
+ *  Since SDL 2.0.22 this variable accepts a comma-separated list of values above.
  */
 #define SDL_HINT_QTWAYLAND_CONTENT_ORIENTATION "SDL_QTWAYLAND_CONTENT_ORIENTATION"