r8169: enable r8169 driver for UOS

UP2 and APL-NUC use realtek NIC, enabling corresponding driver for it.

Tracked-On: projectacrn/acrn-hypervisor#2643
Signed-off-by: Tw <wei.tan@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>

kernel_config_uos

@@ -2001,7 +2001,14 @@ CONFIG_NET_VENDOR_PACKET_ENGINES=y
 # CONFIG_NET_VENDOR_QLOGIC is not set
 # CONFIG_NET_VENDOR_QUALCOMM is not set
 # CONFIG_NET_VENDOR_RDC is not set
-# CONFIG_NET_VENDOR_REALTEK is not set
+CONFIG_NET_VENDOR_REALTEK=y
+CONFIG_8139CP=m
+CONFIG_8139TOO=m
+CONFIG_8139TOO_PIO=y
+# CONFIG_8139TOO_TUNE_TWISTER is not set
+# CONFIG_8139TOO_8129 is not set
+# CONFIG_8139_OLD_RX_RESET is not set
+CONFIG_R8169=m
 CONFIG_NET_VENDOR_RENESAS=y
 # CONFIG_NET_VENDOR_ROCKER is not set
 # CONFIG_NET_VENDOR_SAMSUNG is not set
@@ -2064,7 +2071,7 @@ CONFIG_PHYLIB=y
 # CONFIG_MICROSEMI_PHY is not set
 # CONFIG_NATIONAL_PHY is not set
 # CONFIG_QSEMI_PHY is not set
-# CONFIG_REALTEK_PHY is not set
+CONFIG_REALTEK_PHY=m
 # CONFIG_RENESAS_PHY is not set
 # CONFIG_ROCKCHIP_PHY is not set
 # CONFIG_SMSC_PHY is not set