SDL: Fixed warning C4245: 'initializing': conversion from 'int' to 'SDL_AudioDeviceID', signed/unsigned mismatch

From 9989f92eeee19a3bd390c2a7726d1b3eb36863f7 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Sat, 3 Feb 2024 11:14:29 -0800
Subject: [PATCH] Fixed warning C4245: 'initializing': conversion from 'int' to
 'SDL_AudioDeviceID', signed/unsigned mismatch

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

diff --git a/test/testautomation_audio.c b/test/testautomation_audio.c
index 42d90fde6a13..7b46598615a5 100644
--- a/test/testautomation_audio.c
+++ b/test/testautomation_audio.c
@@ -54,7 +54,7 @@ static void SDLCALL audio_testCallback(void *userdata, Uint8 *stream, int len)
 }
 #endif
 
-static SDL_AudioDeviceID g_audio_id = -1;
+static SDL_AudioDeviceID g_audio_id = 0;
 
 /* Test case functions */