SDL: Use SDL_GetStringBoolean() to parse the hint value

SDL Commits
1 
From 29265d0738a0aa9752053e4525293cbf4210e1be Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Sun, 7 Aug 2022 18:49:30 -0700
Subject: [PATCH] Use SDL_GetStringBoolean() to parse the hint value

---
 src/joystick/SDL_joystick.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/joystick/SDL_joystick.c b/src/joystick/SDL_joystick.c
index 78ac09609ea..89155271120 100644
--- a/src/joystick/SDL_joystick.c
+++ b/src/joystick/SDL_joystick.c
@@ -216,7 +216,7 @@ SDL_SetJoystickIDForPlayerIndex(int player_index, SDL_JoystickID instance_id)
 static void SDLCALL
 SDL_JoystickAllowBackgroundEventsChanged(void *userdata, const char *name, const char *oldValue, const char *hint)
 {
-    if (hint && *hint == '1') {
+    if (SDL_GetStringBoolean(hint, SDL_FALSE)) {
         SDL_joystick_allows_background_events = SDL_TRUE;
     } else {
         SDL_joystick_allows_background_events = SDL_FALSE;