bcmdhd: fix bcmdhd_irq_number issue for pcie

bcmdhd: fix bcmdhd_irq_number issue for pcie

Fixes bcmdhd_irq_number issue for wifi over PCIe.
All initialization  of sysfs/nvcap variables should
present in sysfs files.

Bug 200105983

Change-Id: I9e6f8fd31194cea43288064126ea46c54e96274b
Signed-off-by: Vidya Sagar <vidyas@nvidia.com>
Reviewed-on: http://git-master/r/744728
Reviewed-by: Manikanta Maddireddy <mmaddireddy@nvidia.com>
Reviewed-by: Rakesh Goyal <rgoyal@nvidia.com>
Tested-by: Rakesh Goyal <rgoyal@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>