Update git submodules

* Update docs/submodules/fuel from branch 'master'
  - [virtual] Alter haproxy entry type of odl rest api

    Change-Id: Iedb9a57f7ed4b7483bf629225fb2f3470e7de97e
    Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>

diff --git a/docs/submodules/fuel b/docs/submodules/fuel
index 2e9fbb2..8002461 160000 (submodule)
--- a/docs/submodules/fuel
+++ b/docs/submodules/fuel
@@ -1 +1 @@
-Subproject commit 2e9fbb20072005831fe96af94b8d1495f5eb30ab
+Subproject commit 80024618fbda8422ba758d667073ad07c6f69542