Add keychron Q3 blacklist (#15462)

(cherry picked from commit 543a05bf08b8f07462458826b5a0a58e3b025384)

src/joystick/SDL_joystick.c

@@ -448,6 +448,7 @@ static Uint32 initial_blacklist_devices[] = {
     MAKE_VIDPID(0x20d6, 0x0002), // PowerA Enhanced Wireless Controller for Nintendo Switch (charging port only)
     MAKE_VIDPID(0x31e3, 0x1310), // Wooting 60HE (ARM)
     MAKE_VIDPID(0x3297, 0x1969), // Moonlander MK1 Keyboard
+    MAKE_VIDPID(0x3434, 0x0121), // Keychron Q3 System Control
     MAKE_VIDPID(0x3434, 0x0211), // Keychron K1 Pro System Control
     MAKE_VIDPID(0x3434, 0x0353), // Keychron V5 System Control
     MAKE_VIDPID(0x3434, 0xd030), // Keychron Link