Update git submodules

* Update docs/submodules/bottlenecks from branch 'master'
  - Merge "Add kubectl installation for jump server"
  - Add kubectl installation for jump server

    Bottlenecks container does not support kubectl.
    This patch is to add installation script.

    Change-Id: I4e066aaffd0dda76b91b71a35e515a78acd5d823
    Signed-off-by: Yang (Gabriel) Yu <Gabriel.yuyang@huawei.com>

diff --git a/docs/submodules/bottlenecks b/docs/submodules/bottlenecks
index ad12a65..24f6b42 160000 (submodule)
--- a/docs/submodules/bottlenecks
+++ b/docs/submodules/bottlenecks
@@ -1 +1 @@
-Subproject commit ad12a6561be8c67f6da09c38c4e1c0e88eb9a6de
+Subproject commit 24f6b42ef50ce2e71ab7cc1e514871c8e0feadec