ar3k: add Bluetooth support for QCA98XX/QCA24XX

add patch & syscfg for Qualcomm Atheros QCA98XX/QCA24XX
Signed-off-by: Chen Chong <chongc@qca.qualcomm.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

WHENCE

@@ -1928,6 +1928,8 @@ File: ar3k/ramps_0x11020000_40.dfu
 File: ar3k/AthrBT_0x01020201.dfu
 File: ar3k/ramps_0x01020201_26.dfu
 File: ar3k/ramps_0x01020201_40.dfu
+File: ar3k/AthrBT_0x41020000.dfu
+File: ar3k/ramps_0x41020000_40.dfu
 
 Licence: Redistributable. See LICENCE.atheros_firmware for details