Fix Delay compensation

src/main.zig

@@ -26,19 +26,20 @@ pub fn main() !void {
             }
         }
 
+        const start = SDL.getTicks64();
+
         current_state = switch (current_state) {
             .main_menu => main_menu.tick(),
             .game => game.tick(),
         };
-        const start = SDL.getTicks64();
 
 
         renderer.render();
 
         const delay = SDL.getTicks64() - start;
         std.debug.print("{} ms\n", .{delay});
-        if (delay < 16) {
-            SDL.delay(16 - @intCast(u32, delay));
+        if (delay < 15) {
+            SDL.delay(15 - @intCast(u32, delay));
         }
     }
 }