Drop __MACOS__ ifdef in CL_JoystickMove

Not tested as I don't have a joystick handy, but I assume whatever
20-year-old quirk necessitating that is no longer present in SDL3.

Author: slipher

src/engine/client/cl_input.cpp

@@ -446,10 +446,6 @@ void CL_JoystickMove( usercmd_t *cmd )
 		anglespeed = 0.001f * cls.frametime;
 	}
 
-#ifdef __MACOS__
-	cmd->rightmove = ClampChar( cmd->rightmove + cl.joystickAxis[ AXIS_SIDE ] );
-#else
-
 	if ( !kb[ KB_STRAFE ].active )
 	{
 		cl.viewangles[ YAW ] += anglespeed * j_yaw->value * cl.joystickAxis[ j_yaw_axis->integer ];
@@ -461,8 +457,6 @@ void CL_JoystickMove( usercmd_t *cmd )
 		cmd->rightmove = ClampChar( cmd->rightmove + ( int )( j_yaw->value * cl.joystickAxis[ j_yaw_axis->integer ] ) );
 	}
 
-#endif
-
 	if ( kb[ KB_MLOOK ].active )
 	{
 		cl.viewangles[ PITCH ] += anglespeed * j_forward->value * cl.joystickAxis[ j_forward_axis->integer ];