SDL: Make sure we never get a zero tick_start value

SDL Commits
1 
From 57d34f2e109b6b221be55e6b169fe93581d732b3 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Mon, 5 Dec 2022 10:17:38 -0800
Subject: [PATCH] Make sure we never get a zero tick_start value

---
 src/timer/SDL_timer.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/timer/SDL_timer.c b/src/timer/SDL_timer.c
index 7d01f59d909e..01704ca603fc 100644
--- a/src/timer/SDL_timer.c
+++ b/src/timer/SDL_timer.c
@@ -550,6 +550,9 @@ void SDL_TicksInit(void)
     tick_denominator_ms = (Uint32)(tick_freq / gcd);
 
     tick_start = SDL_GetPerformanceCounter();
+    if (!tick_start) {
+        --tick_start;
+    }
 }
 
 void SDL_TicksQuit(void)