defconfig: msm8937go: Enable missing network options

Android Kernel Net Testing requires additional configuration options
to work properly. Enable the following:
        SYN_COOKIES
	INET_UDP_DIAG
	IP_SCTP
	INET_SCTP_DIAG

Change-Id: Ib435af0e1bd0f8e1a08480fe15f4392be93f7a38
Signed-off-by: Sean Tranchetti <stranche@codeaurora.org>
Signed-off-by: Chinmay Agarwal <chinagar@codeaurora.org>