Update git submodules

* Update docs/submodules/fuel from branch 'master'
  - Merge "docs: Add more info about virtual deployment"
  - docs: Add more info about virtual deployment

    Change-Id: I82f639f380092ea6800ed1e7c86a415b7979ec44
    Signed-off-by: Taseer Ahmed <taseer94@gmail.com>

diff --git a/docs/submodules/fuel b/docs/submodules/fuel
index 9cfa752..41cd7a1 160000 (submodule)
--- a/docs/submodules/fuel
+++ b/docs/submodules/fuel
@@ -1 +1 @@
-Subproject commit 9cfa75272ba2fd9abab416db1f22df5989c9959e
+Subproject commit 41cd7a1e13108f078f3c64a5fc225a6b5a8dc229