Update git submodules

* Update docs/submodules/clamp.git from branch 'master'
  to ab51df22013aff7c1918375371ce80f43debd9e5
  - Merge "Added unit tests for CldsEventDelegate"
  - Added unit tests for CldsEventDelegate

    Added more unit tests for some of the Delegate classes
    in the clds/client package
    to reach the minimum threshold of 65 % coverage

    Issue-ID: CLAMP-355
    Signed-off-by: Piotr Borelowski <p.borelowski@partner.samsung.com>
    Change-Id: If8fe7f06c1a06319cb88d0dd59291ba6bc8bfe6c

diff --git a/docs/submodules/clamp.git b/docs/submodules/clamp.git
index 00d5ba6..ab51df2 160000 (submodule)
--- a/docs/submodules/clamp.git
+++ b/docs/submodules/clamp.git
@@ -1 +1 @@
-Subproject commit 00d5ba6fbede2e5377eaf36bd684d26d6a9866e0
+Subproject commit ab51df22013aff7c1918375371ce80f43debd9e5