add Belgian keyboard

xrdp/xrdp_keyboard.ini

@@ -73,6 +73,7 @@ rdp_layout_ru=0x00000419
 rdp_layout_se=0x0000041D
 rdp_layout_ch=0x00000807
 rdp_layout_gb=0x00000809
+rdp_layout_be=0x00000813
 rdp_layout_pt=0x00000816
 
 ; <rdp layout name> = <X11 keyboard layout value>
@@ -90,6 +91,7 @@ rdp_layout_ru=ru
 rdp_layout_se=se
 rdp_layout_ch=ch
 rdp_layout_gb=gb
+rdp_layout_be=be
 rdp_layout_pt=pt
 
 ; if two sections have the same keyboard_type and keyboard_subtype, then
@@ -121,4 +123,5 @@ rdp_layout_ru=ru
 rdp_layout_se=se
 rdp_layout_ch=ch
 rdp_layout_gb=gb
+rdp_layout_be=be
 rdp_layout_pt=pt