Updated git submodules

Project: dcaegen2 master 7f278e30bef4a7a7cc7a4744d4bd3b3beb4ea5c1

Update DFC documentation

Change-Id: I95befc4a6b597f67672797d44561de41af9c480d
Signed-off-by: Chengkai Yan <martin.c.yan@est.tech>
Issue-ID: DCAEGEN2-876


diff --git a/docs/submodules/dcaegen2.git b/docs/submodules/dcaegen2.git
index 91e472c..7f278e3 160000
--- a/docs/submodules/dcaegen2.git
+++ b/docs/submodules/dcaegen2.git
@@ -1 +1 @@
-Subproject commit 91e472c8640d9d6364c311474b15e9c9a95a0e9f
+Subproject commit 7f278e30bef4a7a7cc7a4744d4bd3b3beb4ea5c1