remove an unnecessary atomic load

src/sdlwindow.cpp

@@ -187,7 +187,7 @@ void inputSDLThreadRun( void )
 	{
 		bool sdlLatch_cached = g_sdlLatch.load(std::memory_order_relaxed);
 
-		if ( sdlLatch_cached == 0 && g_sdlLatch.load(std::memory_order_consume) == 0)
+		if ( sdlLatch_cached == 0)
 			g_sdlLatch.wait(0); //atomic wait is guaranteed to return only if value has changed, even if underlying implementation unblocks spuriously. 
 					    //https://en.cppreference.com/w/cpp/atomic/atomic/wait
 		else {