Update git submodules

* Update docs/submodules/dovetail from branch 'master'
  - Fixed typos in the license header

    Change-Id: Ib2aae63dd7576a8458f068250e9b6dda8678a1fd
    Signed-off-by: rpaik <rpaik@linuxfoundation.org>

diff --git a/docs/submodules/dovetail b/docs/submodules/dovetail
index 8b13de4..83850dd 160000 (submodule)
--- a/docs/submodules/dovetail
+++ b/docs/submodules/dovetail
@@ -1 +1 @@
-Subproject commit 8b13de4224400f8c2d1f4eb12aedb122c24cf86f
+Subproject commit 83850ddcd3f5d4be8ea9f411a0a09e52a1354f0e