defconfig: qcs403: Cleanup of data configs for memory improvement

This is for optimizing ram usage for qcs403.
Removing unused configs based on discussion with data team.

Change-Id: I0de34d6f98b895d4f858b52f56573e2ce811a14e
Signed-off-by: Aggarwal Shubham <shubagga@codeaurora.org>