Update git submodules

* Update docs/submodules/fuel from branch 'master'
  - [submodule] Bump Pharos for zte-pod1 IDF update

    Change-Id: I4942a1c3e12db304db11fbc231ca26ff87e3b6bb
    Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>

diff --git a/docs/submodules/fuel b/docs/submodules/fuel
index b67b07e..2d2fbcc 160000 (submodule)
--- a/docs/submodules/fuel
+++ b/docs/submodules/fuel
@@ -1 +1 @@
-Subproject commit b67b07e5654dbe0c7524e47ebb97eed987edf3d6
+Subproject commit 2d2fbccbc5ae167319a9af636d96efaab8f9ae32