Updated git submodules

Project: integration master f8d0bfddb5e9b5c0b8c949fe012da1aa5076cb42

CSIT: new test cases for vnfsdk pkgtools

Added new test case for the new functionalities of vnfsdk pkgtools:
 - digest
 - signing with certificate

Change-Id: I9eeee461ee6ee98053938e1213ac1796574b8fae
Issue-ID: INT-638
Signed-off-by: Lianhao Lu <lianhao.lu@intel.com>


diff --git a/docs/submodules/integration.git b/docs/submodules/integration.git
index bfb3ea4..f8d0bfd 160000
--- a/docs/submodules/integration.git
+++ b/docs/submodules/integration.git
@@ -1 +1 @@
-Subproject commit bfb3ea4aed9d1727338f475fab5349f07723aca5
+Subproject commit f8d0bfddb5e9b5c0b8c949fe012da1aa5076cb42