linux-firmware: add firmware for mediatek bluetooth chip (MT7925)

File: mediatek/mt7925/BT_RAM_CODE_MT7925_1_1_hdr.bin
Version: 20231227094014

Signed-off-by: Peter Tsao <peter.tsao@mediatek.com>
Signed-off-by: Josh Boyer <jwboyer@kernel.org>

WHENCE

@@ -5658,6 +5658,15 @@ Licence: Redistributable. See LICENCE.mediatek for details.
 
 --------------------------------------------------------------------------
 
+Driver: mt7925 - MediaTek MT7925 bluetooth chipset
+
+File: mediatek/mt7925/BT_RAM_CODE_MT7925_1_1_hdr.bin
+Version: 20231227094014
+
+Licence: Redistributable. See LICENCE.mediatek for details.
+
+--------------------------------------------------------------------------
+
 Driver: mt7988 - MediaTek MT7988 Internal 2.5G Ethernet Phy
 
 File: mediatek/mt7988/i2p5ge-phy-pmb.bin