Update git submodules

* Update docs/submodules/fuel from branch 'stable/fraser'
  - Merge "[baremetal] cmp linux.system: catch 'no response'" into stable/fraser
  - [baremetal] cmp linux.system: catch 'no response'

    Catch & retry transient errors / timeouts while applying the
    `linux.system` state on cmp nodes.

    Change-Id: Id314b5a29673e0bcaa78611fc787491056830952
    Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
    (cherry picked from commit 67b7248e3cc8550ebd757ebb48e2536770f073f8)

diff --git a/docs/submodules/fuel b/docs/submodules/fuel
index 9ac59e7..8f97ead 160000 (submodule)
--- a/docs/submodules/fuel
+++ b/docs/submodules/fuel
@@ -1 +1 @@
-Subproject commit 9ac59e74cb03a86a2a287c132756cea85388eeca
+Subproject commit 8f97ead1ee10e6580f42de0e42412edcb4d91168