Update git submodules

* Update docs/submodules/vfc/nfvo/lcm.git from branch 'master'
  to 7f19dc2bda0f5aed452a666c1af305bf56c94a30
  - Merge "fix NS heal serializer error"
  - fix NS heal serializer error
    
    fix NS heal serializer error
    
    Change-Id: Ie23c10663b265a9416c8a39a15e25eed205d58db
    Issue-ID: VFC-1185
    Signed-off-by: maopengzhang <zhang.maopeng1@zte.com.cn>
    
diff --git a/docs/submodules/vfc/nfvo/lcm.git b/docs/submodules/vfc/nfvo/lcm.git
index 83b6363..7f19dc2 160000
--- a/docs/submodules/vfc/nfvo/lcm.git
+++ b/docs/submodules/vfc/nfvo/lcm.git
@@ -1 +1 @@
-Subproject commit 83b6363bdca5d6fe7f270aa5387a1cdef71b099b
+Subproject commit 7f19dc2bda0f5aed452a666c1af305bf56c94a30