Updated git submodules

Project: optf/has master 48231c4a45545c4a2081a2a901b5098ea09ee5b6

Merge "Use managed guava version"

Use managed guava version

Use centrally managed guava version specified in
oparent.  Includes upgrade to oparent 1.2.0.

This change was submitted by script and may include
additional whitespace or formatting changes.

Change-Id: I824892403f119737e255589692e1f1bde109882d
Issue-ID: INT-619
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>

diff --git a/docs/submodules/optf/has.git b/docs/submodules/optf/has.git
index dda38c4..48231c4 160000 (submodule)
--- a/docs/submodules/optf/has.git
+++ b/docs/submodules/optf/has.git
@@ -1 +1 @@
-Subproject commit dda38c4849be077910df86cbe40f59db7a67b0c8
+Subproject commit 48231c4a45545c4a2081a2a901b5098ea09ee5b6