SDL: Fixed testyuv help message

From ec322bee1c059a29fcce6faf8a736b73e665029b Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Sun, 4 Feb 2024 01:03:31 -0800
Subject: [PATCH] Fixed testyuv help message

---
 test/testyuv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/testyuv.c b/test/testyuv.c
index 55503ef11f92..5d2025be89c6 100644
--- a/test/testyuv.c
+++ b/test/testyuv.c
@@ -351,7 +351,7 @@ int main(int argc, char **argv)
         }
         if (consumed <= 0) {
             static const char *options[] = {
-                "[--jpeg|--bt601|-bt709|--auto]",
+                "[--jpeg|--bt601|--bt709|--auto]",
                 "[--yv12|--iyuv|--yuy2|--uyvy|--yvyu|--nv12|--nv21]",
                 "[--rgb555|--rgb565|--rgb24|--argb|--abgr|--rgba|--bgra]",
                 "[--automated]",