linux-firmware: Add Intel BT firmware for 3160

This patch adds firmware patch files for
- Intel Wireless Bluetooth 3160 (ROM SPIN SKU)

This version fixes several issues including
- BT mouse and Headset connection issue
- WiFi Co-existance issue
- LED blinking issue

Signed-off-by: Tedd Ho-Jeong An <tedd.an@intel.com>
Signed-off-by: Kyle McMartin <kyle@kernel.org>