Update git submodules

* Update docs/submodules/calipso from branch 'master'
  - test year

    Change-Id: I22981fb6c6f755234a7c34ec74763f0975f533c3
    Signed-off-by: KorenLev <korenlev@gmail.com>

diff --git a/docs/submodules/calipso b/docs/submodules/calipso
index 8f3b074..d6420b9 160000 (submodule)
--- a/docs/submodules/calipso
+++ b/docs/submodules/calipso
@@ -1 +1 @@
-Subproject commit 8f3b074fafd2271557a152f43a676abaee6a32ea
+Subproject commit d6420b942c6949f2525102a827a094596eadb03e