Updated git submodules

Project: optf/has master abeb634c05d63739e27d05534e5c03cefffd8504

Fix Docker image to use the nexus artifacts

Fixed Docker image to use the nexus artifacts
instead of building from source. Added proxy support.
Updated the Docker image version for Casablanca.

Change-Id: I42de44b5c09992822696b1e12344ac6fde51373d
Issue-ID: OPTFRA-301
Signed-off-by: Dileep Ranganathan <dileep.ranganathan@intel.com>

diff --git a/docs/submodules/optf/has.git b/docs/submodules/optf/has.git
index a337408..abeb634 160000 (submodule)
--- a/docs/submodules/optf/has.git
+++ b/docs/submodules/optf/has.git
@@ -1 +1 @@
-Subproject commit a337408acfa590f540742d780be12619f8c1694b
+Subproject commit abeb634c05d63739e27d05534e5c03cefffd8504