SDL: Removed PS2 compiler definition

From a47b62d1fe6eb8e2f9fd5a2b015f849fb9972255 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Fri, 20 Dec 2024 15:51:39 -0800
Subject: [PATCH] Removed PS2 compiler definition

This is already defined as part of the PS2 SDK
---
 CMakeLists.txt | 2 --
 1 file changed, 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 56d1d512f59cf..381a0ca3a180d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2766,8 +2766,6 @@ elseif(PSP)
   )
 
 elseif(PS2)
-  sdl_compile_definitions(PRIVATE "PS2" "__PS2__")
-
   sdl_glob_sources("${SDL3_SOURCE_DIR}/src/main/ps2/*.c")
 
   if(SDL_AUDIO)