net: cnss: Enable cnss for QCA SDIO/PCIe WLAN Module

WLAN module needs platform driver support to power up QCA Chip.
Build Platform component independent of CONFIG_CNSS.

Change-Id: I644a42d500c864f7997b9ad6038852fc907ff480
Signed-off-by: Sarada Prasanna Garnayak <sgarna@codeaurora.org>
Signed-off-by: Sridhar Ancha <sancha@codeaurora.org>