cnss-sdio: Maintain the HW states for debugging

To Save Power, SDIO HW resources are released after cold boot
and driver unload and acquired when driver is loaded.
Track the HW state for debugging purposes.

CRs-Fixed: 1065029
Change-Id: I23a66dd7aa6445df5e142b60859566ac388f222d
Signed-off-by: Komal Seelam <kseelam@codeaurora.org>