Update git submodules

* Update docs/submodules/clamp.git from branch 'master'
  to 6e7d04895c9133f772f3d781e84dbfc7b32f2874
  - Remove policy from PEF when removing op policy

    The operational policy must be removed from the PEF when the user remove an operational policy (at least attempt to purge the PEF)

    Issue-ID: CLAMP-824
    Signed-off-by: sebdet <sebastien.determe@intl.att.com>
    Change-Id: I793212adcfb36675c3aae9edbc077f29b14b262e

diff --git a/docs/submodules/clamp.git b/docs/submodules/clamp.git
index ab3eab6..6e7d048 160000 (submodule)
--- a/docs/submodules/clamp.git
+++ b/docs/submodules/clamp.git
@@ -1 +1 @@
-Subproject commit ab3eab60a0883ffa22eb12e2b8680088c9ad25a1
+Subproject commit 6e7d04895c9133f772f3d781e84dbfc7b32f2874