qcacld-3.0: Replace calls to get_monotonic_boottime() with qdf wrapper

Some functions have been calling get_monotonic_bootime() directly, which
is now obsolete, having been replaced with ktime_get_boottime(). Change
calls to get_monotonic_boottime() with qdf_get_monotonic_boottime(),
which has now been updated to call ktime_get_boottime().

Change-Id: I9ce4bf2104077b6aacf841416997acb6f64b2841
CRs-Fixed: 2564544
2 files changed