Update git submodules

* Update docs/submodules/clover from branch 'master'
  - Updated from global requirements

    Change-Id: I92fc0937130b0c70dc5888b64b1082e8816969d4
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/clover b/docs/submodules/clover
index e716285..ee2169e 160000 (submodule)
--- a/docs/submodules/clover
+++ b/docs/submodules/clover
@@ -1 +1 @@
-Subproject commit e716285dfe01e2373984550495fd2cf02dbf959d
+Subproject commit ee2169ee4b8fb3539ad173fbc1557b54b2f2216f