This patch adds the firmware file for Intel Bluetooth 9260
Also it is known as Intel ThunderPeak (THP).

FW Build: REL0186

9260:
BL Ver: 37 12 10 06 01 2a 34 0f 00
FW Ver: 37 12 10 23 01 ba 2c 11 00

Release Version: 20.10
ibt-18-x-x.sfi/ddc format will be used from 4.14 kernel version. Below
is the commit ID for driver changes.
https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=af3715e5cef8859571cabecc71e1cd4cc5869d6a

Signed-off-by: Amit K Bag <amit.k.bag@intel.com>
Signed-off-by: Tedd Ho-Jeong An <tedd.an@intel.com>
Signed-off-by: Kyle McMartin <kyle@kernel.org>