Updated git submodules

Project: sdnc/oam master 0fe5cab7a4822073c02751756f08ab64c881e528

Update self-service-netbox-ip-assignment DG

- added the external_key support
- fixes plugin returned value and mapping to the
proper param in the MDSAL context.
- couple of typos

Change-Id: I6f305829e538284d7e4008352273fd82c77f4142
Issue-ID: CCSDK-339
Issue-ID: CCSDK-340
Signed-off-by: Alexis de Talhouët <adetalhouet89@gmail.com>

diff --git a/docs/submodules/sdnc/oam.git b/docs/submodules/sdnc/oam.git
index b3cc630..0fe5cab 160000 (submodule)
--- a/docs/submodules/sdnc/oam.git
+++ b/docs/submodules/sdnc/oam.git
@@ -1 +1 @@
-Subproject commit b3cc6305655fee9a85d8ac42488e371b741a2f61
+Subproject commit 0fe5cab7a4822073c02751756f08ab64c881e528