Currently, driver post NDP end all command on the scheduler but
never release it. This casues timeout in the scheduler and driver
releases the vdev which is never referenced. This causes crash in
driver.
To resolve this issue, release the NDP end all command when NDP
Host Update event received from the firmware.
Change-Id: Iffe4f79b7c131c48cbf2b085d8bbc6e1fb0b5f0a
CRs-Fixed: 3521989