SDL: Fixed bug #7821 - docs/README-migration.md function name typos

From 600c615529e8294216a5237a21253717d69440cf Mon Sep 17 00:00:00 2001
From: Sylvain <[EMAIL REDACTED]>
Date: Tue, 27 Jun 2023 20:07:59 +0200
Subject: [PATCH] Fixed bug #7821 - docs/README-migration.md function name
 typos

---
 docs/README-migration.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/README-migration.md b/docs/README-migration.md
index bc87cbe8e0a1..61c8aadf3175 100644
--- a/docs/README-migration.md
+++ b/docs/README-migration.md
@@ -53,7 +53,7 @@ The following structures have been renamed:
 
 ## SDL_audio.h
 
-SDL_AudioInit() and SDL_AudioQuit() have been removed. Instead you can call SDL_InitSubSytem() and SDL_QuitSubSytem() with SDL_INIT_AUDIO, which will properly refcount the subsystems. You can choose a specific audio driver using SDL_AUDIO_DRIVER hint.
+SDL_AudioInit() and SDL_AudioQuit() have been removed. Instead you can call SDL_InitSubSystem() and SDL_QuitSubSystem() with SDL_INIT_AUDIO, which will properly refcount the subsystems. You can choose a specific audio driver using SDL_AUDIO_DRIVER hint.
 
 SDL_PauseAudioDevice() is only used to pause audio playback. Use SDL_PlayAudioDevice() to start playing audio.
 
@@ -1066,7 +1066,7 @@ SDL_GetRevisionNumber() has been removed from the API, it always returned 0 in S
 
 ## SDL_video.h
 
-SDL_VideoInit() and SDL_VideoQuit() have been removed. Instead you can call SDL_InitSubSytem() and SDL_QuitSubSytem() with SDL_INIT_VIDEO, which will properly refcount the subsystems. You can choose a specific video driver using SDL_VIDEO_DRIVER hint.
+SDL_VideoInit() and SDL_VideoQuit() have been removed. Instead you can call SDL_InitSubSystem() and SDL_QuitSubSystem() with SDL_INIT_VIDEO, which will properly refcount the subsystems. You can choose a specific video driver using SDL_VIDEO_DRIVER hint.
 
 Rather than iterating over displays using display index, there is a new function SDL_GetDisplays() to get the current list of displays, and functions which used to take a display index now take SDL_DisplayID, with an invalid ID being 0.
 ```c