Added a Linux mapping for the 8BitDo Pro 3

Author: slouken

src/joystick/SDL_gamepad_db.h

@@ -504,6 +504,7 @@ static const char *s_GamepadMappings[] = {
     "06000000c82d00000020000006010000,8BitDo Pro 2 Wired Controller for Xbox,a:b0,b:b1,back:b6,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b8,leftshoulder:b4,leftstick:b9,lefttrigger:a2,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b10,righttrigger:a5,rightx:a3,righty:a4,start:b7,x:b2,y:b3,",
     "03000000c82d00000660000011010000,8BitDo Pro 2,a:b1,b:b0,back:b10,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b12,leftshoulder:b6,leftstick:b13,lefttrigger:a5,leftx:a0,lefty:a1,rightshoulder:b7,rightstick:b14,righttrigger:a4,rightx:a2,righty:a3,start:b11,x:b4,y:b3,hint:!SDL_GAMECONTROLLER_USE_BUTTON_LABELS:=1,",
     "05000000c82d00000660000000010000,8BitDo Pro 2,a:b1,b:b0,back:b10,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b12,leftshoulder:b6,leftstick:b13,lefttrigger:a5,leftx:a0,lefty:a1,rightshoulder:b7,rightstick:b14,righttrigger:a4,rightx:a2,righty:a3,start:b11,x:b4,y:b3,hint:!SDL_GAMECONTROLLER_USE_BUTTON_LABELS:=1,",
+    "03000000c82d00000960000011010000,8BitDo Pro 3,a:b1,b:b0,back:b10,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b12,leftshoulder:b6,leftstick:b13,lefttrigger:a5,leftx:a0,lefty:a1,paddle1:b17,paddle2:b16,paddle3:b2,paddle4:b5,rightshoulder:b8,rightstick:b14,righttrigger:a4,rightx:a2,righty:a3,start:b11,x:b4,y:b3,hint:!SDL_GAMECONTROLLER_USE_BUTTON_LABELS:=1,",
     "05000000c82d00000061000000010000,8BitDo SF30 Pro,a:b1,b:b0,back:b10,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b2,leftshoulder:b6,leftstick:b13,lefttrigger:a5,leftx:a0,lefty:a1,rightshoulder:b7,rightstick:b14,righttrigger:a4,rightx:a2,righty:a3,start:b11,x:b4,y:b3,hint:!SDL_GAMECONTROLLER_USE_BUTTON_LABELS:=1,",
     "05000000102800000900000000010000,8BitDo SFC30 Gamepad,a:b1,b:b0,back:b10,leftshoulder:b6,leftx:a0,lefty:a1,rightshoulder:b7,start:b11,x:b4,y:b3,hint:!SDL_GAMECONTROLLER_USE_BUTTON_LABELS:=1,",
     "05000000c82d00003028000000010000,8BitDo SFC30 Gamepad,a:b1,b:b0,back:b10,leftshoulder:b6,leftx:a0,lefty:a1,rightshoulder:b7,start:b11,x:b4,y:b3,hint:!SDL_GAMECONTROLLER_USE_BUTTON_LABELS:=1,",