SDL: wikiheaders: Fixed SDL2 wiki link.

From 077725d0e3df165cd9be1d1d933316adf8e7a0c3 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <[EMAIL REDACTED]>
Date: Thu, 26 Jan 2023 14:50:52 -0500
Subject: [PATCH] wikiheaders: Fixed SDL2 wiki link.

---
 .wikiheaders-options | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.wikiheaders-options b/.wikiheaders-options
index 44db2799fc73..1747ebe0e53f 100644
--- a/.wikiheaders-options
+++ b/.wikiheaders-options
@@ -13,4 +13,4 @@ projecturl = https://libsdl.org/
 wikiurl = https://wiki.libsdl.org
 bugreporturl = https://github.com/libsdl-org/sdlwiki/issues/new
 warn_about_missing = 0
-wikipreamble = (This is the documentation for SDL3, which is under heavy development and the API is changing! [SDL2](https://wiki.libsdl.org/) is the current stable version!)
+wikipreamble = (This is the documentation for SDL3, which is under heavy development and the API is changing! [SDL2](https://wiki.libsdl.org/SDL2/) is the current stable version!)