defconfig: fsm9010: Add initial defconfig file

Add the initial defconfig file for the FSM9010 target.

Change-Id: I2951b812b46fb420ce4a5fbdf6fe385161821894
Acked-by: Kaushik Sikdar <ksikdar@qti.qualcomm.com>
Signed-off-by: Venkatesh Yadav Abbarapu <quicvenkat@codeaurora.org>