Update git submodules

* Update docs/submodules/aai/esr-gui.git from branch 'master'
  to 0b878eb39b28971ca624a260100d7055bdab27e9
  - Merge "Fix ESR doesn't support domain name in vnfm registration GUI"
  - Fix ESR doesn't support domain name in vnfm registration GUI

    "http://msb-age:80" does not satisfy the url validation of  jquery validate, remove validate on url

    Issue-ID: AAI-1920

    Change-Id: Ic0f1cee9ce68ab0c5c4af1b6deb06412e949f0b5
    Signed-off-by: Lvbo163 <lv.bo163@zte.com.cn>

diff --git a/docs/submodules/aai/esr-gui.git b/docs/submodules/aai/esr-gui.git
index 97a32f2..0b878eb 160000 (submodule)
--- a/docs/submodules/aai/esr-gui.git
+++ b/docs/submodules/aai/esr-gui.git
@@ -1 +1 @@
-Subproject commit 97a32f25799ee2568862041ec113b9aa0472005e
+Subproject commit 0b878eb39b28971ca624a260100d7055bdab27e9