Update git submodules

* Update docs/submodules/fuel from branch 'master'
  - patch.sh: Exit on patch apply failure

    Patches that fail to apply are silently skipped. Since retrying is
    not possible, deploy moves on, making the problem hard to observe.

    Change-Id: I3fe01cef6b245de53767a660b9b4fdfae0d5d0ff
    Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>

diff --git a/docs/submodules/fuel b/docs/submodules/fuel
index 3479e81..bd0259e 160000 (submodule)
--- a/docs/submodules/fuel
+++ b/docs/submodules/fuel
@@ -1 +1 @@
-Subproject commit 3479e81a8bfa1ae15084100f2b3872ca8f1ed752
+Subproject commit bd0259e7bb5f045a1ba7958d79039848d062aad1