SDL: doxygen: Tweak SDL_FlashWindow brief description.

From 0ac13dc27fef51cca2a410d99ff537e09bba45c0 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <[EMAIL REDACTED]>
Date: Wed, 14 Jul 2021 08:01:55 -0400
Subject: [PATCH] doxygen: Tweak SDL_FlashWindow brief description.

So "e.g." doesn't look like the end of the sentence to wikiheaders.pl.
---
 include/SDL_video.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/SDL_video.h b/include/SDL_video.h
index 896f303219..44a79963dc 100644
--- a/include/SDL_video.h
+++ b/include/SDL_video.h
@@ -1511,7 +1511,7 @@ extern DECLSPEC int SDLCALL SDL_SetWindowHitTest(SDL_Window * window,
                                                  void *callback_data);
 
 /**
- * Request a window to give a signal, e.g. a visual signal, to demand attention from the user.
+ * Request a window to demand attention from the user.
  *
  * \returns 0 on success or a negative error code on failure; call
  *          SDL_GetError() for more information.