SDL: Fixed typo (8569b)

From 8569bde053f43ea048ecfea32edd2114f8f46b4d Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Sat, 14 Sep 2024 14:35:57 -0700
Subject: [PATCH] Fixed typo

---
 include/SDL3/SDL_stdinc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/SDL3/SDL_stdinc.h b/include/SDL3/SDL_stdinc.h
index 50db8094782f5..e7ca1cc7cda36 100644
--- a/include/SDL3/SDL_stdinc.h
+++ b/include/SDL3/SDL_stdinc.h
@@ -1194,7 +1194,7 @@ extern SDL_DECLSPEC int SDLCALL SDL_setenv_unsafe(const char *name, const char *
  * \returns 0 on success, -1 on error.
  *
  * \threadsafety This function is not thread safe, consider using
- *               SDL_UnsetEnvironmentVariable() instead..
+ *               SDL_UnsetEnvironmentVariable() instead.
  *
  * \since This function is available since SDL 3.0.0.
  *