Update git submodules

* Update docs/submodules/promise from branch 'master'
  - Fixed Promise release notes

    Change-Id: If0345f631fa49a1d66563ed8201d181fbafaf00b
    Signed-off-by: Bertrand Souville <souville@docomolab-euro.com>

diff --git a/docs/submodules/promise b/docs/submodules/promise
index 48c2520..04d5249 160000 (submodule)
--- a/docs/submodules/promise
+++ b/docs/submodules/promise
@@ -1 +1 @@
-Subproject commit 48c252069be02fe2019633827c8a22cdcd201170
+Subproject commit 04d5249cca18cbd900be3fdfce6042e4cc5be9df