joystick: Add VKB Gladiator NXT Evo to the flight stick device list

src/joystick/SDL_joystick.c

@@ -477,6 +477,7 @@ static Uint32 initial_flightstick_devices[] = {
     MAKE_VIDPID(0x10f5, 0x7084), // Turtle Beach VelocityOne
     MAKE_VIDPID(0x231d, 0x0126), // Gunfighter Mk.III 'Space Combat Edition' (right)
     MAKE_VIDPID(0x231d, 0x0127), // Gunfighter Mk.III 'Space Combat Edition' (left)
+    MAKE_VIDPID(0x231d, 0x0200), // VKB Gladiator NXT Evo (grip)
     MAKE_VIDPID(0x3344, 0x4391), // VIRPIL Controls R-VPC Stick MT-50CM3
     MAKE_VIDPID(0x3344, 0x8390), // VIRPIL Controls L-VPC Stick MT-50CM3
     MAKE_VIDPID(0x362c, 0x0001), // Yawman Arrow