Update git submodules

Update git submodules

* Update docs/submodules/clamp.git from branch 'master'
  to e9c644b5f37d7fe7362710332da827becf840479
  - Bump up clamp

    Bump up clamp version to let Dublin update the previous 4.0

    Issue-ID: CLAMP-407
    Change-Id: I27a5fdbf86f692f7e24589f5d4febd6eaa7ea58d
    Signed-off-by: sebdet <sebastien.determe@intl.att.com>
  - Bump the clamp version

    Bump to 4.0.4 for new docker images

    Issue-ID: CLAMP-384
    Change-Id: Ifa70d4b237db3564c58e50fbf9cc75ef9f19fc8d
    Signed-off-by: sebdet <sebastien.determe@intl.att.com>