ARC: defconfig: Cleanup from old Kconfig options

Remove old, dead Kconfig option INET_LRO. It is gone since
commit 7bbf3cae ("ipv4: Remove inet_lro library").
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

arch/arc/configs/nps_defconfig

@@ -39,7 +39,6 @@ CONFIG_IP_PNP=y
 # CONFIG_INET_XFRM_MODE_TRANSPORT is not set
 # CONFIG_INET_XFRM_MODE_TUNNEL is not set
 # CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_INET_LRO is not set
 # CONFIG_INET_DIAG is not set
 # CONFIG_IPV6 is not set
 # CONFIG_WIRELESS is not set

arch/arc/configs/tb10x_defconfig

@@ -38,7 +38,6 @@ CONFIG_IP_MULTICAST=y
 # CONFIG_INET_XFRM_MODE_TRANSPORT is not set
 # CONFIG_INET_XFRM_MODE_TUNNEL is not set
 # CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_INET_LRO is not set
 # CONFIG_INET_DIAG is not set
 # CONFIG_IPV6 is not set
 # CONFIG_WIRELESS is not set