rtl_nic: add firmware rtl8168fp-3

This adds firmware rtl8168fp-3 for Realtek's RTL8168fp/RTL8117.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Chunhao Lin <hau@realtek.com>
Signed-off-by: Josh Boyer <jwboyer@kernel.org>

WHENCE

@@ -2957,6 +2957,9 @@ Version: 0.0.2
 File: rtl_nic/rtl8168h-2.fw
 Version: 0.0.2
 
+File: rtl_nic/rtl8168fp-3.fw
+Version: 0.0.1
+
 File: rtl_nic/rtl8107e-1.fw
 Version: 0.0.2