bullhead: update prebuilt kernel

fca3e2f Release 4.4.22.073 msm8992 LA.BF64.1.2.9
4e223b5 qcacld-2.0: extscan: Maintain boot time since extscan start

Linux version 3.10.73-gfca3e2f (android-build@kpfj1.cbf.corp.google.com)
(gcc version 4.9.x-google 20140827 (prerelease) (GCC) ) #1 SMP PREEMPT Tue Oct 6 17:33:15 UTC 2015

Bug: 24116601
Change-Id: I22a68dfe747b0dc6ce3d8e330f5fd7b47b63defd
Signed-off-by: Vineeta Srivastava <vsrivastava@google.com>
diff --git a/Image.gz-dtb b/Image.gz-dtb
index e404cce..11e2137 100644
--- a/Image.gz-dtb
+++ b/Image.gz-dtb
Binary files differ