Update git submodules

* Update docs/submodules/fuel from branch 'master'
  - Merge "[baremetal] Fixup pike deployment (2)"
  - [baremetal] Fixup pike deployment (2)

    * align dpdk packages list
    * add missing libvirtd group to vcp host nodes

    Change-Id: Ideab2b16ca0561035b225e58bf3d0c5653d303bb
    Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>

diff --git a/docs/submodules/fuel b/docs/submodules/fuel
index 0f9a80d..5c2d26d 160000 (submodule)
--- a/docs/submodules/fuel
+++ b/docs/submodules/fuel
@@ -1 +1 @@
-Subproject commit 0f9a80d1ae908c6dd5fb780ad91ba3bea2a9fb38
+Subproject commit 5c2d26dc7c9fd1abb531a8fedd9982383bf2367e