Update git submodules

* Update docs/submodules/dcaegen2.git from branch 'master'
  to 02cc71b50cabf92b091d53ae56ec2847a0d4f96a
  - Merge "OnboardingAPI doc update"
  - OnboardingAPI doc update
    
    Change-Id: I314f1e1f0cf55366a6d7074d8bc7215aa8f9e8ee
    Signed-off-by: VENKATESH KUMAR <vv770d@att.com>
    Issue-ID: DCAEGEN2-1871
    
diff --git a/docs/submodules/dcaegen2.git b/docs/submodules/dcaegen2.git
index 18ff977..02cc71b 160000
--- a/docs/submodules/dcaegen2.git
+++ b/docs/submodules/dcaegen2.git
@@ -1 +1 @@
-Subproject commit 18ff977f7bd4407bf1d7bee02293d3de8c70a83f
+Subproject commit 02cc71b50cabf92b091d53ae56ec2847a0d4f96a