Update git submodules

* Update kubernetes/robot from branch 'master'
  to b6b5b0e6f8880e3a922a2fef97e95e5013475228
  - these are not used anywhere so removing to avoid confusion
    
    Issue-ID: TEST-184
    Change-Id: I227f0002f36a72e350f0008eef20661ee04c3e26
    Signed-off-by: DR695H <dr695h@att.com>
    
diff --git a/kubernetes/robot b/kubernetes/robot
index d5025d6..b6b5b0e 160000
--- a/kubernetes/robot
+++ b/kubernetes/robot
@@ -1 +1 @@
-Subproject commit d5025d6ad1b1741e15ef09873b6a0ba65a8da717
+Subproject commit b6b5b0e6f8880e3a922a2fef97e95e5013475228